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Date: Sun, 1 Apr 2012 22:57:52 -0400
From: "David S. Miller" <davem@...emloft.net>
To: netdev@...r.kernel.org
Cc: "David S. Miller" <davem@...emloft.net>
Subject: [PATCH 02/51] wireless: Stop using NLA_PUT*().
From: "David S. Miller" <davem@...emloft.net>
These macros contain a hidden goto, and are thus extremely error
prone and make code hard to audit.
Signed-off-by: David S. Miller <davem@...emloft.net>
---
net/wireless/nl80211.c | 1204 +++++++++++++++++++++++++---------------------
net/wireless/wext-core.c | 3 +-
2 files changed, 662 insertions(+), 545 deletions(-)
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index e49da27..a4aab1d 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -356,20 +356,26 @@ static inline void *nl80211hdr_put(struct sk_buff *skb, u32 pid, u32 seq,
static int nl80211_msg_put_channel(struct sk_buff *msg,
struct ieee80211_channel *chan)
{
- NLA_PUT_U32(msg, NL80211_FREQUENCY_ATTR_FREQ,
- chan->center_freq);
+ if (nla_put_u32(msg, NL80211_FREQUENCY_ATTR_FREQ,
+ chan->center_freq))
+ goto nla_put_failure;
- if (chan->flags & IEEE80211_CHAN_DISABLED)
- NLA_PUT_FLAG(msg, NL80211_FREQUENCY_ATTR_DISABLED);
- if (chan->flags & IEEE80211_CHAN_PASSIVE_SCAN)
- NLA_PUT_FLAG(msg, NL80211_FREQUENCY_ATTR_PASSIVE_SCAN);
- if (chan->flags & IEEE80211_CHAN_NO_IBSS)
- NLA_PUT_FLAG(msg, NL80211_FREQUENCY_ATTR_NO_IBSS);
- if (chan->flags & IEEE80211_CHAN_RADAR)
- NLA_PUT_FLAG(msg, NL80211_FREQUENCY_ATTR_RADAR);
+ if ((chan->flags & IEEE80211_CHAN_DISABLED) &&
+ nla_put_flag(msg, NL80211_FREQUENCY_ATTR_DISABLED))
+ goto nla_put_failure;
+ if ((chan->flags & IEEE80211_CHAN_PASSIVE_SCAN) &&
+ nla_put_flag(msg, NL80211_FREQUENCY_ATTR_PASSIVE_SCAN))
+ goto nla_put_failure;
+ if ((chan->flags & IEEE80211_CHAN_NO_IBSS) &&
+ nla_put_flag(msg, NL80211_FREQUENCY_ATTR_NO_IBSS))
+ goto nla_put_failure;
+ if ((chan->flags & IEEE80211_CHAN_RADAR) &&
+ nla_put_flag(msg, NL80211_FREQUENCY_ATTR_RADAR))
+ goto nla_put_failure;
- NLA_PUT_U32(msg, NL80211_FREQUENCY_ATTR_MAX_TX_POWER,
- DBM_TO_MBM(chan->max_power));
+ if (nla_put_u32(msg, NL80211_FREQUENCY_ATTR_MAX_TX_POWER,
+ DBM_TO_MBM(chan->max_power)))
+ goto nla_put_failure;
return 0;
@@ -621,8 +627,8 @@ static int nl80211_put_iftypes(struct sk_buff *msg, u32 attr, u16 ifmodes)
i = 0;
while (ifmodes) {
- if (ifmodes & 1)
- NLA_PUT_FLAG(msg, i);
+ if ((ifmodes & 1) && nla_put_flag(msg, i))
+ goto nla_put_failure;
ifmodes >>= 1;
i++;
}
@@ -665,8 +671,9 @@ static int nl80211_put_iface_combinations(struct wiphy *wiphy,
nl_limit = nla_nest_start(msg, j + 1);
if (!nl_limit)
goto nla_put_failure;
- NLA_PUT_U32(msg, NL80211_IFACE_LIMIT_MAX,
- c->limits[j].max);
+ if (nla_put_u32(msg, NL80211_IFACE_LIMIT_MAX,
+ c->limits[j].max))
+ goto nla_put_failure;
if (nl80211_put_iftypes(msg, NL80211_IFACE_LIMIT_TYPES,
c->limits[j].types))
goto nla_put_failure;
@@ -675,13 +682,14 @@ static int nl80211_put_iface_combinations(struct wiphy *wiphy,
nla_nest_end(msg, nl_limits);
- if (c->beacon_int_infra_match)
- NLA_PUT_FLAG(msg,
- NL80211_IFACE_COMB_STA_AP_BI_MATCH);
- NLA_PUT_U32(msg, NL80211_IFACE_COMB_NUM_CHANNELS,
- c->num_different_channels);
- NLA_PUT_U32(msg, NL80211_IFACE_COMB_MAXNUM,
- c->max_interfaces);
+ if (c->beacon_int_infra_match &&
+ nla_put_flag(msg, NL80211_IFACE_COMB_STA_AP_BI_MATCH))
+ goto nla_put_failure;
+ if (nla_put_u32(msg, NL80211_IFACE_COMB_NUM_CHANNELS,
+ c->num_different_channels) ||
+ nla_put_u32(msg, NL80211_IFACE_COMB_MAXNUM,
+ c->max_interfaces))
+ goto nla_put_failure;
nla_nest_end(msg, nl_combi);
}
@@ -712,64 +720,74 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
if (!hdr)
return -1;
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, dev->wiphy_idx);
- NLA_PUT_STRING(msg, NL80211_ATTR_WIPHY_NAME, wiphy_name(&dev->wiphy));
-
- NLA_PUT_U32(msg, NL80211_ATTR_GENERATION,
- cfg80211_rdev_list_generation);
-
- NLA_PUT_U8(msg, NL80211_ATTR_WIPHY_RETRY_SHORT,
- dev->wiphy.retry_short);
- NLA_PUT_U8(msg, NL80211_ATTR_WIPHY_RETRY_LONG,
- dev->wiphy.retry_long);
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FRAG_THRESHOLD,
- dev->wiphy.frag_threshold);
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_RTS_THRESHOLD,
- dev->wiphy.rts_threshold);
- NLA_PUT_U8(msg, NL80211_ATTR_WIPHY_COVERAGE_CLASS,
- dev->wiphy.coverage_class);
- NLA_PUT_U8(msg, NL80211_ATTR_MAX_NUM_SCAN_SSIDS,
- dev->wiphy.max_scan_ssids);
- NLA_PUT_U8(msg, NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS,
- dev->wiphy.max_sched_scan_ssids);
- NLA_PUT_U16(msg, NL80211_ATTR_MAX_SCAN_IE_LEN,
- dev->wiphy.max_scan_ie_len);
- NLA_PUT_U16(msg, NL80211_ATTR_MAX_SCHED_SCAN_IE_LEN,
- dev->wiphy.max_sched_scan_ie_len);
- NLA_PUT_U8(msg, NL80211_ATTR_MAX_MATCH_SETS,
- dev->wiphy.max_match_sets);
-
- if (dev->wiphy.flags & WIPHY_FLAG_IBSS_RSN)
- NLA_PUT_FLAG(msg, NL80211_ATTR_SUPPORT_IBSS_RSN);
- if (dev->wiphy.flags & WIPHY_FLAG_MESH_AUTH)
- NLA_PUT_FLAG(msg, NL80211_ATTR_SUPPORT_MESH_AUTH);
- if (dev->wiphy.flags & WIPHY_FLAG_AP_UAPSD)
- NLA_PUT_FLAG(msg, NL80211_ATTR_SUPPORT_AP_UAPSD);
- if (dev->wiphy.flags & WIPHY_FLAG_SUPPORTS_FW_ROAM)
- NLA_PUT_FLAG(msg, NL80211_ATTR_ROAM_SUPPORT);
- if (dev->wiphy.flags & WIPHY_FLAG_SUPPORTS_TDLS)
- NLA_PUT_FLAG(msg, NL80211_ATTR_TDLS_SUPPORT);
- if (dev->wiphy.flags & WIPHY_FLAG_TDLS_EXTERNAL_SETUP)
- NLA_PUT_FLAG(msg, NL80211_ATTR_TDLS_EXTERNAL_SETUP);
-
- NLA_PUT(msg, NL80211_ATTR_CIPHER_SUITES,
- sizeof(u32) * dev->wiphy.n_cipher_suites,
- dev->wiphy.cipher_suites);
-
- NLA_PUT_U8(msg, NL80211_ATTR_MAX_NUM_PMKIDS,
- dev->wiphy.max_num_pmkids);
-
- if (dev->wiphy.flags & WIPHY_FLAG_CONTROL_PORT_PROTOCOL)
- NLA_PUT_FLAG(msg, NL80211_ATTR_CONTROL_PORT_ETHERTYPE);
-
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_ANTENNA_AVAIL_TX,
- dev->wiphy.available_antennas_tx);
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_ANTENNA_AVAIL_RX,
- dev->wiphy.available_antennas_rx);
-
- if (dev->wiphy.flags & WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD)
- NLA_PUT_U32(msg, NL80211_ATTR_PROBE_RESP_OFFLOAD,
- dev->wiphy.probe_resp_offload);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY, dev->wiphy_idx) ||
+ nla_put_string(msg, NL80211_ATTR_WIPHY_NAME, wiphy_name(&dev->wiphy)) ||
+ nla_put_u32(msg, NL80211_ATTR_GENERATION,
+ cfg80211_rdev_list_generation) ||
+ nla_put_u8(msg, NL80211_ATTR_WIPHY_RETRY_SHORT,
+ dev->wiphy.retry_short) ||
+ nla_put_u8(msg, NL80211_ATTR_WIPHY_RETRY_LONG,
+ dev->wiphy.retry_long) ||
+ nla_put_u32(msg, NL80211_ATTR_WIPHY_FRAG_THRESHOLD,
+ dev->wiphy.frag_threshold) ||
+ nla_put_u32(msg, NL80211_ATTR_WIPHY_RTS_THRESHOLD,
+ dev->wiphy.rts_threshold) ||
+ nla_put_u8(msg, NL80211_ATTR_WIPHY_COVERAGE_CLASS,
+ dev->wiphy.coverage_class) ||
+ nla_put_u8(msg, NL80211_ATTR_MAX_NUM_SCAN_SSIDS,
+ dev->wiphy.max_scan_ssids) ||
+ nla_put_u8(msg, NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS,
+ dev->wiphy.max_sched_scan_ssids) ||
+ nla_put_u16(msg, NL80211_ATTR_MAX_SCAN_IE_LEN,
+ dev->wiphy.max_scan_ie_len) ||
+ nla_put_u16(msg, NL80211_ATTR_MAX_SCHED_SCAN_IE_LEN,
+ dev->wiphy.max_sched_scan_ie_len) ||
+ nla_put_u8(msg, NL80211_ATTR_MAX_MATCH_SETS,
+ dev->wiphy.max_match_sets))
+ goto nla_put_failure;
+
+ if ((dev->wiphy.flags & WIPHY_FLAG_IBSS_RSN) &&
+ nla_put_flag(msg, NL80211_ATTR_SUPPORT_IBSS_RSN))
+ goto nla_put_failure;
+ if ((dev->wiphy.flags & WIPHY_FLAG_MESH_AUTH) &&
+ nla_put_flag(msg, NL80211_ATTR_SUPPORT_MESH_AUTH))
+ goto nla_put_failure;
+ if ((dev->wiphy.flags & WIPHY_FLAG_AP_UAPSD) &&
+ nla_put_flag(msg, NL80211_ATTR_SUPPORT_AP_UAPSD))
+ goto nla_put_failure;
+ if ((dev->wiphy.flags & WIPHY_FLAG_SUPPORTS_FW_ROAM) &&
+ nla_put_flag(msg, NL80211_ATTR_ROAM_SUPPORT))
+ goto nla_put_failure;
+ if ((dev->wiphy.flags & WIPHY_FLAG_SUPPORTS_TDLS) &&
+ nla_put_flag(msg, NL80211_ATTR_TDLS_SUPPORT))
+ goto nla_put_failure;
+ if ((dev->wiphy.flags & WIPHY_FLAG_TDLS_EXTERNAL_SETUP) &&
+ nla_put_flag(msg, NL80211_ATTR_TDLS_EXTERNAL_SETUP))
+ goto nla_put_failure;
+
+ if (nla_put(msg, NL80211_ATTR_CIPHER_SUITES,
+ sizeof(u32) * dev->wiphy.n_cipher_suites,
+ dev->wiphy.cipher_suites))
+ goto nla_put_failure;
+
+ if (nla_put_u8(msg, NL80211_ATTR_MAX_NUM_PMKIDS,
+ dev->wiphy.max_num_pmkids))
+ goto nla_put_failure;
+
+ if ((dev->wiphy.flags & WIPHY_FLAG_CONTROL_PORT_PROTOCOL) &&
+ nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT_ETHERTYPE))
+ goto nla_put_failure;
+
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY_ANTENNA_AVAIL_TX,
+ dev->wiphy.available_antennas_tx) ||
+ nla_put_u32(msg, NL80211_ATTR_WIPHY_ANTENNA_AVAIL_RX,
+ dev->wiphy.available_antennas_rx))
+ goto nla_put_failure;
+
+ if ((dev->wiphy.flags & WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD) &&
+ nla_put_u32(msg, NL80211_ATTR_PROBE_RESP_OFFLOAD,
+ dev->wiphy.probe_resp_offload))
+ goto nla_put_failure;
if ((dev->wiphy.available_antennas_tx ||
dev->wiphy.available_antennas_rx) && dev->ops->get_antenna) {
@@ -777,8 +795,11 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
int res;
res = dev->ops->get_antenna(&dev->wiphy, &tx_ant, &rx_ant);
if (!res) {
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_ANTENNA_TX, tx_ant);
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_ANTENNA_RX, rx_ant);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY_ANTENNA_TX,
+ tx_ant) ||
+ nla_put_u32(msg, NL80211_ATTR_WIPHY_ANTENNA_RX,
+ rx_ant))
+ goto nla_put_failure;
}
}
@@ -799,17 +820,17 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
goto nla_put_failure;
/* add HT info */
- if (dev->wiphy.bands[band]->ht_cap.ht_supported) {
- NLA_PUT(msg, NL80211_BAND_ATTR_HT_MCS_SET,
- sizeof(dev->wiphy.bands[band]->ht_cap.mcs),
- &dev->wiphy.bands[band]->ht_cap.mcs);
- NLA_PUT_U16(msg, NL80211_BAND_ATTR_HT_CAPA,
- dev->wiphy.bands[band]->ht_cap.cap);
- NLA_PUT_U8(msg, NL80211_BAND_ATTR_HT_AMPDU_FACTOR,
- dev->wiphy.bands[band]->ht_cap.ampdu_factor);
- NLA_PUT_U8(msg, NL80211_BAND_ATTR_HT_AMPDU_DENSITY,
- dev->wiphy.bands[band]->ht_cap.ampdu_density);
- }
+ if (dev->wiphy.bands[band]->ht_cap.ht_supported &&
+ (nla_put(msg, NL80211_BAND_ATTR_HT_MCS_SET,
+ sizeof(dev->wiphy.bands[band]->ht_cap.mcs),
+ &dev->wiphy.bands[band]->ht_cap.mcs) ||
+ nla_put_u16(msg, NL80211_BAND_ATTR_HT_CAPA,
+ dev->wiphy.bands[band]->ht_cap.cap) ||
+ nla_put_u8(msg, NL80211_BAND_ATTR_HT_AMPDU_FACTOR,
+ dev->wiphy.bands[band]->ht_cap.ampdu_factor) ||
+ nla_put_u8(msg, NL80211_BAND_ATTR_HT_AMPDU_DENSITY,
+ dev->wiphy.bands[band]->ht_cap.ampdu_density)))
+ goto nla_put_failure;
/* add frequencies */
nl_freqs = nla_nest_start(msg, NL80211_BAND_ATTR_FREQS);
@@ -842,11 +863,13 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
goto nla_put_failure;
rate = &dev->wiphy.bands[band]->bitrates[i];
- NLA_PUT_U32(msg, NL80211_BITRATE_ATTR_RATE,
- rate->bitrate);
- if (rate->flags & IEEE80211_RATE_SHORT_PREAMBLE)
- NLA_PUT_FLAG(msg,
- NL80211_BITRATE_ATTR_2GHZ_SHORTPREAMBLE);
+ if (nla_put_u32(msg, NL80211_BITRATE_ATTR_RATE,
+ rate->bitrate))
+ goto nla_put_failure;
+ if ((rate->flags & IEEE80211_RATE_SHORT_PREAMBLE) &&
+ nla_put_flag(msg,
+ NL80211_BITRATE_ATTR_2GHZ_SHORTPREAMBLE))
+ goto nla_put_failure;
nla_nest_end(msg, nl_rate);
}
@@ -866,7 +889,8 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
do { \
if (dev->ops->op) { \
i++; \
- NLA_PUT_U32(msg, i, NL80211_CMD_ ## n); \
+ if (nla_put_u32(msg, i, NL80211_CMD_ ## n)) \
+ goto nla_put_failure; \
} \
} while (0)
@@ -894,7 +918,8 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
CMD(mgmt_tx_cancel_wait, FRAME_WAIT_CANCEL);
if (dev->wiphy.flags & WIPHY_FLAG_NETNS_OK) {
i++;
- NLA_PUT_U32(msg, i, NL80211_CMD_SET_WIPHY_NETNS);
+ if (nla_put_u32(msg, i, NL80211_CMD_SET_WIPHY_NETNS))
+ goto nla_put_failure;
}
CMD(set_channel, SET_CHANNEL);
CMD(set_wds_peer, SET_WDS_PEER);
@@ -908,7 +933,8 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
CMD(set_noack_map, SET_NOACK_MAP);
if (dev->wiphy.flags & WIPHY_FLAG_REPORTS_OBSS) {
i++;
- NLA_PUT_U32(msg, i, NL80211_CMD_REGISTER_BEACONS);
+ if (nla_put_u32(msg, i, NL80211_CMD_REGISTER_BEACONS))
+ goto nla_put_failure;
}
#ifdef CONFIG_NL80211_TESTMODE
@@ -919,23 +945,27 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
if (dev->ops->connect || dev->ops->auth) {
i++;
- NLA_PUT_U32(msg, i, NL80211_CMD_CONNECT);
+ if (nla_put_u32(msg, i, NL80211_CMD_CONNECT))
+ goto nla_put_failure;
}
if (dev->ops->disconnect || dev->ops->deauth) {
i++;
- NLA_PUT_U32(msg, i, NL80211_CMD_DISCONNECT);
+ if (nla_put_u32(msg, i, NL80211_CMD_DISCONNECT))
+ goto nla_put_failure;
}
nla_nest_end(msg, nl_cmds);
if (dev->ops->remain_on_channel &&
- dev->wiphy.flags & WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL)
- NLA_PUT_U32(msg, NL80211_ATTR_MAX_REMAIN_ON_CHANNEL_DURATION,
- dev->wiphy.max_remain_on_channel_duration);
+ (dev->wiphy.flags & WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL) &&
+ nla_put_u32(msg, NL80211_ATTR_MAX_REMAIN_ON_CHANNEL_DURATION,
+ dev->wiphy.max_remain_on_channel_duration))
+ goto nla_put_failure;
- if (dev->wiphy.flags & WIPHY_FLAG_OFFCHAN_TX)
- NLA_PUT_FLAG(msg, NL80211_ATTR_OFFCHANNEL_TX_OK);
+ if ((dev->wiphy.flags & WIPHY_FLAG_OFFCHAN_TX) &&
+ nla_put_flag(msg, NL80211_ATTR_OFFCHANNEL_TX_OK))
+ goto nla_put_failure;
if (mgmt_stypes) {
u16 stypes;
@@ -953,9 +983,10 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
i = 0;
stypes = mgmt_stypes[ift].tx;
while (stypes) {
- if (stypes & 1)
- NLA_PUT_U16(msg, NL80211_ATTR_FRAME_TYPE,
- (i << 4) | IEEE80211_FTYPE_MGMT);
+ if ((stypes & 1) &&
+ nla_put_u16(msg, NL80211_ATTR_FRAME_TYPE,
+ (i << 4) | IEEE80211_FTYPE_MGMT))
+ goto nla_put_failure;
stypes >>= 1;
i++;
}
@@ -975,9 +1006,10 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
i = 0;
stypes = mgmt_stypes[ift].rx;
while (stypes) {
- if (stypes & 1)
- NLA_PUT_U16(msg, NL80211_ATTR_FRAME_TYPE,
- (i << 4) | IEEE80211_FTYPE_MGMT);
+ if ((stypes & 1) &&
+ nla_put_u16(msg, NL80211_ATTR_FRAME_TYPE,
+ (i << 4) | IEEE80211_FTYPE_MGMT))
+ goto nla_put_failure;
stypes >>= 1;
i++;
}
@@ -994,22 +1026,23 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
if (!nl_wowlan)
goto nla_put_failure;
- if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_ANY)
- NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_ANY);
- if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_DISCONNECT)
- NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_DISCONNECT);
- if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_MAGIC_PKT)
- NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_MAGIC_PKT);
- if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_SUPPORTS_GTK_REKEY)
- NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_SUPPORTED);
- if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_GTK_REKEY_FAILURE)
- NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE);
- if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_EAP_IDENTITY_REQ)
- NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST);
- if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_4WAY_HANDSHAKE)
- NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE);
- if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_RFKILL_RELEASE)
- NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_RFKILL_RELEASE);
+ if (((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_ANY) &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_ANY)) ||
+ ((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_DISCONNECT) &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_DISCONNECT)) ||
+ ((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_MAGIC_PKT) &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_MAGIC_PKT)) ||
+ ((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_SUPPORTS_GTK_REKEY) &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_SUPPORTED)) ||
+ ((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_GTK_REKEY_FAILURE) &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE)) ||
+ ((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_EAP_IDENTITY_REQ) &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST)) ||
+ ((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_4WAY_HANDSHAKE) &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE)) ||
+ ((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_RFKILL_RELEASE) &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_RFKILL_RELEASE)))
+ goto nla_put_failure;
if (dev->wiphy.wowlan.n_patterns) {
struct nl80211_wowlan_pattern_support pat = {
.max_patterns = dev->wiphy.wowlan.n_patterns,
@@ -1018,8 +1051,9 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
.max_pattern_len =
dev->wiphy.wowlan.pattern_max_len,
};
- NLA_PUT(msg, NL80211_WOWLAN_TRIG_PKT_PATTERN,
- sizeof(pat), &pat);
+ if (nla_put(msg, NL80211_WOWLAN_TRIG_PKT_PATTERN,
+ sizeof(pat), &pat))
+ goto nla_put_failure;
}
nla_nest_end(msg, nl_wowlan);
@@ -1032,16 +1066,20 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
if (nl80211_put_iface_combinations(&dev->wiphy, msg))
goto nla_put_failure;
- if (dev->wiphy.flags & WIPHY_FLAG_HAVE_AP_SME)
- NLA_PUT_U32(msg, NL80211_ATTR_DEVICE_AP_SME,
- dev->wiphy.ap_sme_capa);
+ if ((dev->wiphy.flags & WIPHY_FLAG_HAVE_AP_SME) &&
+ nla_put_u32(msg, NL80211_ATTR_DEVICE_AP_SME,
+ dev->wiphy.ap_sme_capa))
+ goto nla_put_failure;
- NLA_PUT_U32(msg, NL80211_ATTR_FEATURE_FLAGS, dev->wiphy.features);
+ if (nla_put_u32(msg, NL80211_ATTR_FEATURE_FLAGS,
+ dev->wiphy.features))
+ goto nla_put_failure;
- if (dev->wiphy.ht_capa_mod_mask)
- NLA_PUT(msg, NL80211_ATTR_HT_CAPABILITY_MASK,
- sizeof(*dev->wiphy.ht_capa_mod_mask),
- dev->wiphy.ht_capa_mod_mask);
+ if (dev->wiphy.ht_capa_mod_mask &&
+ nla_put(msg, NL80211_ATTR_HT_CAPABILITY_MASK,
+ sizeof(*dev->wiphy.ht_capa_mod_mask),
+ dev->wiphy.ht_capa_mod_mask))
+ goto nla_put_failure;
return genlmsg_end(msg, hdr);
@@ -1484,14 +1522,15 @@ static int nl80211_send_iface(struct sk_buff *msg, u32 pid, u32 seq, int flags,
if (!hdr)
return -1;
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, dev->ifindex);
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
- NLA_PUT_STRING(msg, NL80211_ATTR_IFNAME, dev->name);
- NLA_PUT_U32(msg, NL80211_ATTR_IFTYPE, dev->ieee80211_ptr->iftype);
-
- NLA_PUT_U32(msg, NL80211_ATTR_GENERATION,
- rdev->devlist_generation ^
- (cfg80211_rdev_list_generation << 2));
+ if (nla_put_u32(msg, NL80211_ATTR_IFINDEX, dev->ifindex) ||
+ nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
+ nla_put_string(msg, NL80211_ATTR_IFNAME, dev->name) ||
+ nla_put_u32(msg, NL80211_ATTR_IFTYPE,
+ dev->ieee80211_ptr->iftype) ||
+ nla_put_u32(msg, NL80211_ATTR_GENERATION,
+ rdev->devlist_generation ^
+ (cfg80211_rdev_list_generation << 2)))
+ goto nla_put_failure;
return genlmsg_end(msg, hdr);
@@ -1789,35 +1828,34 @@ static void get_key_callback(void *c, struct key_params *params)
struct nlattr *key;
struct get_key_cookie *cookie = c;
- if (params->key)
- NLA_PUT(cookie->msg, NL80211_ATTR_KEY_DATA,
- params->key_len, params->key);
-
- if (params->seq)
- NLA_PUT(cookie->msg, NL80211_ATTR_KEY_SEQ,
- params->seq_len, params->seq);
-
- if (params->cipher)
- NLA_PUT_U32(cookie->msg, NL80211_ATTR_KEY_CIPHER,
- params->cipher);
+ if ((params->key &&
+ nla_put(cookie->msg, NL80211_ATTR_KEY_DATA,
+ params->key_len, params->key)) ||
+ (params->seq &&
+ nla_put(cookie->msg, NL80211_ATTR_KEY_SEQ,
+ params->seq_len, params->seq)) ||
+ (params->cipher &&
+ nla_put_u32(cookie->msg, NL80211_ATTR_KEY_CIPHER,
+ params->cipher)))
+ goto nla_put_failure;
key = nla_nest_start(cookie->msg, NL80211_ATTR_KEY);
if (!key)
goto nla_put_failure;
- if (params->key)
- NLA_PUT(cookie->msg, NL80211_KEY_DATA,
- params->key_len, params->key);
-
- if (params->seq)
- NLA_PUT(cookie->msg, NL80211_KEY_SEQ,
- params->seq_len, params->seq);
-
- if (params->cipher)
- NLA_PUT_U32(cookie->msg, NL80211_KEY_CIPHER,
- params->cipher);
+ if ((params->key &&
+ nla_put(cookie->msg, NL80211_KEY_DATA,
+ params->key_len, params->key)) ||
+ (params->seq &&
+ nla_put(cookie->msg, NL80211_KEY_SEQ,
+ params->seq_len, params->seq)) ||
+ (params->cipher &&
+ nla_put_u32(cookie->msg, NL80211_KEY_CIPHER,
+ params->cipher)))
+ goto nla_put_failure;
- NLA_PUT_U8(cookie->msg, NL80211_ATTR_KEY_IDX, cookie->idx);
+ if (nla_put_u8(cookie->msg, NL80211_ATTR_KEY_IDX, cookie->idx))
+ goto nla_put_failure;
nla_nest_end(cookie->msg, key);
@@ -1875,10 +1913,12 @@ static int nl80211_get_key(struct sk_buff *skb, struct genl_info *info)
cookie.msg = msg;
cookie.idx = key_idx;
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, dev->ifindex);
- NLA_PUT_U8(msg, NL80211_ATTR_KEY_IDX, key_idx);
- if (mac_addr)
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, mac_addr);
+ if (nla_put_u32(msg, NL80211_ATTR_IFINDEX, dev->ifindex) ||
+ nla_put_u8(msg, NL80211_ATTR_KEY_IDX, key_idx))
+ goto nla_put_failure;
+ if (mac_addr &&
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, mac_addr))
+ goto nla_put_failure;
if (pairwise && mac_addr &&
!(rdev->wiphy.flags & WIPHY_FLAG_IBSS_RSN))
@@ -2368,15 +2408,15 @@ static bool nl80211_put_sta_rate(struct sk_buff *msg, struct rate_info *info,
/* cfg80211_calculate_bitrate will return 0 for mcs >= 32 */
bitrate = cfg80211_calculate_bitrate(info);
- if (bitrate > 0)
- NLA_PUT_U16(msg, NL80211_RATE_INFO_BITRATE, bitrate);
-
- if (info->flags & RATE_INFO_FLAGS_MCS)
- NLA_PUT_U8(msg, NL80211_RATE_INFO_MCS, info->mcs);
- if (info->flags & RATE_INFO_FLAGS_40_MHZ_WIDTH)
- NLA_PUT_FLAG(msg, NL80211_RATE_INFO_40_MHZ_WIDTH);
- if (info->flags & RATE_INFO_FLAGS_SHORT_GI)
- NLA_PUT_FLAG(msg, NL80211_RATE_INFO_SHORT_GI);
+ if ((bitrate > 0 &&
+ nla_put_u16(msg, NL80211_RATE_INFO_BITRATE, bitrate)) ||
+ ((info->flags & RATE_INFO_FLAGS_MCS) &&
+ nla_put_u8(msg, NL80211_RATE_INFO_MCS, info->mcs)) ||
+ ((info->flags & RATE_INFO_FLAGS_40_MHZ_WIDTH) &&
+ nla_put_flag(msg, NL80211_RATE_INFO_40_MHZ_WIDTH)) ||
+ ((info->flags & RATE_INFO_FLAGS_SHORT_GI) &&
+ nla_put_flag(msg, NL80211_RATE_INFO_SHORT_GI)))
+ goto nla_put_failure;
nla_nest_end(msg, rate);
return true;
@@ -2398,43 +2438,50 @@ static int nl80211_send_station(struct sk_buff *msg, u32 pid, u32 seq,
if (!hdr)
return -1;
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, dev->ifindex);
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, mac_addr);
-
- NLA_PUT_U32(msg, NL80211_ATTR_GENERATION, sinfo->generation);
+ if (nla_put_u32(msg, NL80211_ATTR_IFINDEX, dev->ifindex) ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, mac_addr) ||
+ nla_put_u32(msg, NL80211_ATTR_GENERATION, sinfo->generation))
+ goto nla_put_failure;
sinfoattr = nla_nest_start(msg, NL80211_ATTR_STA_INFO);
if (!sinfoattr)
goto nla_put_failure;
- if (sinfo->filled & STATION_INFO_CONNECTED_TIME)
- NLA_PUT_U32(msg, NL80211_STA_INFO_CONNECTED_TIME,
- sinfo->connected_time);
- if (sinfo->filled & STATION_INFO_INACTIVE_TIME)
- NLA_PUT_U32(msg, NL80211_STA_INFO_INACTIVE_TIME,
- sinfo->inactive_time);
- if (sinfo->filled & STATION_INFO_RX_BYTES)
- NLA_PUT_U32(msg, NL80211_STA_INFO_RX_BYTES,
- sinfo->rx_bytes);
- if (sinfo->filled & STATION_INFO_TX_BYTES)
- NLA_PUT_U32(msg, NL80211_STA_INFO_TX_BYTES,
- sinfo->tx_bytes);
- if (sinfo->filled & STATION_INFO_LLID)
- NLA_PUT_U16(msg, NL80211_STA_INFO_LLID,
- sinfo->llid);
- if (sinfo->filled & STATION_INFO_PLID)
- NLA_PUT_U16(msg, NL80211_STA_INFO_PLID,
- sinfo->plid);
- if (sinfo->filled & STATION_INFO_PLINK_STATE)
- NLA_PUT_U8(msg, NL80211_STA_INFO_PLINK_STATE,
- sinfo->plink_state);
+ if ((sinfo->filled & STATION_INFO_CONNECTED_TIME) &&
+ nla_put_u32(msg, NL80211_STA_INFO_CONNECTED_TIME,
+ sinfo->connected_time))
+ goto nla_put_failure;
+ if ((sinfo->filled & STATION_INFO_INACTIVE_TIME) &&
+ nla_put_u32(msg, NL80211_STA_INFO_INACTIVE_TIME,
+ sinfo->inactive_time))
+ goto nla_put_failure;
+ if ((sinfo->filled & STATION_INFO_RX_BYTES) &&
+ nla_put_u32(msg, NL80211_STA_INFO_RX_BYTES,
+ sinfo->rx_bytes))
+ goto nla_put_failure;
+ if ((sinfo->filled & STATION_INFO_TX_BYTES) &&
+ nla_put_u32(msg, NL80211_STA_INFO_TX_BYTES,
+ sinfo->tx_bytes))
+ goto nla_put_failure;
+ if ((sinfo->filled & STATION_INFO_LLID) &&
+ nla_put_u16(msg, NL80211_STA_INFO_LLID, sinfo->llid))
+ goto nla_put_failure;
+ if ((sinfo->filled & STATION_INFO_PLID) &&
+ nla_put_u16(msg, NL80211_STA_INFO_PLID, sinfo->plid))
+ goto nla_put_failure;
+ if ((sinfo->filled & STATION_INFO_PLINK_STATE) &&
+ nla_put_u8(msg, NL80211_STA_INFO_PLINK_STATE,
+ sinfo->plink_state))
+ goto nla_put_failure;
switch (rdev->wiphy.signal_type) {
case CFG80211_SIGNAL_TYPE_MBM:
- if (sinfo->filled & STATION_INFO_SIGNAL)
- NLA_PUT_U8(msg, NL80211_STA_INFO_SIGNAL,
- sinfo->signal);
- if (sinfo->filled & STATION_INFO_SIGNAL_AVG)
- NLA_PUT_U8(msg, NL80211_STA_INFO_SIGNAL_AVG,
- sinfo->signal_avg);
+ if ((sinfo->filled & STATION_INFO_SIGNAL) &&
+ nla_put_u8(msg, NL80211_STA_INFO_SIGNAL,
+ sinfo->signal))
+ goto nla_put_failure;
+ if ((sinfo->filled & STATION_INFO_SIGNAL_AVG) &&
+ nla_put_u8(msg, NL80211_STA_INFO_SIGNAL_AVG,
+ sinfo->signal_avg))
+ goto nla_put_failure;
break;
default:
break;
@@ -2449,49 +2496,56 @@ static int nl80211_send_station(struct sk_buff *msg, u32 pid, u32 seq,
NL80211_STA_INFO_RX_BITRATE))
goto nla_put_failure;
}
- if (sinfo->filled & STATION_INFO_RX_PACKETS)
- NLA_PUT_U32(msg, NL80211_STA_INFO_RX_PACKETS,
- sinfo->rx_packets);
- if (sinfo->filled & STATION_INFO_TX_PACKETS)
- NLA_PUT_U32(msg, NL80211_STA_INFO_TX_PACKETS,
- sinfo->tx_packets);
- if (sinfo->filled & STATION_INFO_TX_RETRIES)
- NLA_PUT_U32(msg, NL80211_STA_INFO_TX_RETRIES,
- sinfo->tx_retries);
- if (sinfo->filled & STATION_INFO_TX_FAILED)
- NLA_PUT_U32(msg, NL80211_STA_INFO_TX_FAILED,
- sinfo->tx_failed);
- if (sinfo->filled & STATION_INFO_BEACON_LOSS_COUNT)
- NLA_PUT_U32(msg, NL80211_STA_INFO_BEACON_LOSS,
- sinfo->beacon_loss_count);
+ if ((sinfo->filled & STATION_INFO_RX_PACKETS) &&
+ nla_put_u32(msg, NL80211_STA_INFO_RX_PACKETS,
+ sinfo->rx_packets))
+ goto nla_put_failure;
+ if ((sinfo->filled & STATION_INFO_TX_PACKETS) &&
+ nla_put_u32(msg, NL80211_STA_INFO_TX_PACKETS,
+ sinfo->tx_packets))
+ goto nla_put_failure;
+ if ((sinfo->filled & STATION_INFO_TX_RETRIES) &&
+ nla_put_u32(msg, NL80211_STA_INFO_TX_RETRIES,
+ sinfo->tx_retries))
+ goto nla_put_failure;
+ if ((sinfo->filled & STATION_INFO_TX_FAILED) &&
+ nla_put_u32(msg, NL80211_STA_INFO_TX_FAILED,
+ sinfo->tx_failed))
+ goto nla_put_failure;
+ if ((sinfo->filled & STATION_INFO_BEACON_LOSS_COUNT) &&
+ nla_put_u32(msg, NL80211_STA_INFO_BEACON_LOSS,
+ sinfo->beacon_loss_count))
+ goto nla_put_failure;
if (sinfo->filled & STATION_INFO_BSS_PARAM) {
bss_param = nla_nest_start(msg, NL80211_STA_INFO_BSS_PARAM);
if (!bss_param)
goto nla_put_failure;
- if (sinfo->bss_param.flags & BSS_PARAM_FLAGS_CTS_PROT)
- NLA_PUT_FLAG(msg, NL80211_STA_BSS_PARAM_CTS_PROT);
- if (sinfo->bss_param.flags & BSS_PARAM_FLAGS_SHORT_PREAMBLE)
- NLA_PUT_FLAG(msg, NL80211_STA_BSS_PARAM_SHORT_PREAMBLE);
- if (sinfo->bss_param.flags & BSS_PARAM_FLAGS_SHORT_SLOT_TIME)
- NLA_PUT_FLAG(msg,
- NL80211_STA_BSS_PARAM_SHORT_SLOT_TIME);
- NLA_PUT_U8(msg, NL80211_STA_BSS_PARAM_DTIM_PERIOD,
- sinfo->bss_param.dtim_period);
- NLA_PUT_U16(msg, NL80211_STA_BSS_PARAM_BEACON_INTERVAL,
- sinfo->bss_param.beacon_interval);
+ if (((sinfo->bss_param.flags & BSS_PARAM_FLAGS_CTS_PROT) &&
+ nla_put_flag(msg, NL80211_STA_BSS_PARAM_CTS_PROT)) ||
+ ((sinfo->bss_param.flags & BSS_PARAM_FLAGS_SHORT_PREAMBLE) &&
+ nla_put_flag(msg, NL80211_STA_BSS_PARAM_SHORT_PREAMBLE)) ||
+ ((sinfo->bss_param.flags & BSS_PARAM_FLAGS_SHORT_SLOT_TIME) &&
+ nla_put_flag(msg, NL80211_STA_BSS_PARAM_SHORT_SLOT_TIME)) ||
+ nla_put_u8(msg, NL80211_STA_BSS_PARAM_DTIM_PERIOD,
+ sinfo->bss_param.dtim_period) ||
+ nla_put_u16(msg, NL80211_STA_BSS_PARAM_BEACON_INTERVAL,
+ sinfo->bss_param.beacon_interval))
+ goto nla_put_failure;
nla_nest_end(msg, bss_param);
}
- if (sinfo->filled & STATION_INFO_STA_FLAGS)
- NLA_PUT(msg, NL80211_STA_INFO_STA_FLAGS,
- sizeof(struct nl80211_sta_flag_update),
- &sinfo->sta_flags);
+ if ((sinfo->filled & STATION_INFO_STA_FLAGS) &&
+ nla_put(msg, NL80211_STA_INFO_STA_FLAGS,
+ sizeof(struct nl80211_sta_flag_update),
+ &sinfo->sta_flags))
+ goto nla_put_failure;
nla_nest_end(msg, sinfoattr);
- if (sinfo->filled & STATION_INFO_ASSOC_REQ_IES)
- NLA_PUT(msg, NL80211_ATTR_IE, sinfo->assoc_req_ies_len,
- sinfo->assoc_req_ies);
+ if ((sinfo->filled & STATION_INFO_ASSOC_REQ_IES) &&
+ nla_put(msg, NL80211_ATTR_IE, sinfo->assoc_req_ies_len,
+ sinfo->assoc_req_ies))
+ goto nla_put_failure;
return genlmsg_end(msg, hdr);
@@ -2913,36 +2967,37 @@ static int nl80211_send_mpath(struct sk_buff *msg, u32 pid, u32 seq,
if (!hdr)
return -1;
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, dev->ifindex);
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, dst);
- NLA_PUT(msg, NL80211_ATTR_MPATH_NEXT_HOP, ETH_ALEN, next_hop);
-
- NLA_PUT_U32(msg, NL80211_ATTR_GENERATION, pinfo->generation);
+ if (nla_put_u32(msg, NL80211_ATTR_IFINDEX, dev->ifindex) ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, dst) ||
+ nla_put(msg, NL80211_ATTR_MPATH_NEXT_HOP, ETH_ALEN, next_hop) ||
+ nla_put_u32(msg, NL80211_ATTR_GENERATION, pinfo->generation))
+ goto nla_put_failure;
pinfoattr = nla_nest_start(msg, NL80211_ATTR_MPATH_INFO);
if (!pinfoattr)
goto nla_put_failure;
- if (pinfo->filled & MPATH_INFO_FRAME_QLEN)
- NLA_PUT_U32(msg, NL80211_MPATH_INFO_FRAME_QLEN,
- pinfo->frame_qlen);
- if (pinfo->filled & MPATH_INFO_SN)
- NLA_PUT_U32(msg, NL80211_MPATH_INFO_SN,
- pinfo->sn);
- if (pinfo->filled & MPATH_INFO_METRIC)
- NLA_PUT_U32(msg, NL80211_MPATH_INFO_METRIC,
- pinfo->metric);
- if (pinfo->filled & MPATH_INFO_EXPTIME)
- NLA_PUT_U32(msg, NL80211_MPATH_INFO_EXPTIME,
- pinfo->exptime);
- if (pinfo->filled & MPATH_INFO_FLAGS)
- NLA_PUT_U8(msg, NL80211_MPATH_INFO_FLAGS,
- pinfo->flags);
- if (pinfo->filled & MPATH_INFO_DISCOVERY_TIMEOUT)
- NLA_PUT_U32(msg, NL80211_MPATH_INFO_DISCOVERY_TIMEOUT,
- pinfo->discovery_timeout);
- if (pinfo->filled & MPATH_INFO_DISCOVERY_RETRIES)
- NLA_PUT_U8(msg, NL80211_MPATH_INFO_DISCOVERY_RETRIES,
- pinfo->discovery_retries);
+ if ((pinfo->filled & MPATH_INFO_FRAME_QLEN) &&
+ nla_put_u32(msg, NL80211_MPATH_INFO_FRAME_QLEN,
+ pinfo->frame_qlen))
+ goto nla_put_failure;
+ if (((pinfo->filled & MPATH_INFO_SN) &&
+ nla_put_u32(msg, NL80211_MPATH_INFO_SN, pinfo->sn)) ||
+ ((pinfo->filled & MPATH_INFO_METRIC) &&
+ nla_put_u32(msg, NL80211_MPATH_INFO_METRIC,
+ pinfo->metric)) ||
+ ((pinfo->filled & MPATH_INFO_EXPTIME) &&
+ nla_put_u32(msg, NL80211_MPATH_INFO_EXPTIME,
+ pinfo->exptime)) ||
+ ((pinfo->filled & MPATH_INFO_FLAGS) &&
+ nla_put_u8(msg, NL80211_MPATH_INFO_FLAGS,
+ pinfo->flags)) ||
+ ((pinfo->filled & MPATH_INFO_DISCOVERY_TIMEOUT) &&
+ nla_put_u32(msg, NL80211_MPATH_INFO_DISCOVERY_TIMEOUT,
+ pinfo->discovery_timeout)) ||
+ ((pinfo->filled & MPATH_INFO_DISCOVERY_RETRIES) &&
+ nla_put_u8(msg, NL80211_MPATH_INFO_DISCOVERY_RETRIES,
+ pinfo->discovery_retries)))
+ goto nla_put_failure;
nla_nest_end(msg, pinfoattr);
@@ -3268,47 +3323,48 @@ static int nl80211_get_mesh_config(struct sk_buff *skb,
pinfoattr = nla_nest_start(msg, NL80211_ATTR_MESH_CONFIG);
if (!pinfoattr)
goto nla_put_failure;
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, dev->ifindex);
- NLA_PUT_U16(msg, NL80211_MESHCONF_RETRY_TIMEOUT,
- cur_params.dot11MeshRetryTimeout);
- NLA_PUT_U16(msg, NL80211_MESHCONF_CONFIRM_TIMEOUT,
- cur_params.dot11MeshConfirmTimeout);
- NLA_PUT_U16(msg, NL80211_MESHCONF_HOLDING_TIMEOUT,
- cur_params.dot11MeshHoldingTimeout);
- NLA_PUT_U16(msg, NL80211_MESHCONF_MAX_PEER_LINKS,
- cur_params.dot11MeshMaxPeerLinks);
- NLA_PUT_U8(msg, NL80211_MESHCONF_MAX_RETRIES,
- cur_params.dot11MeshMaxRetries);
- NLA_PUT_U8(msg, NL80211_MESHCONF_TTL,
- cur_params.dot11MeshTTL);
- NLA_PUT_U8(msg, NL80211_MESHCONF_ELEMENT_TTL,
- cur_params.element_ttl);
- NLA_PUT_U8(msg, NL80211_MESHCONF_AUTO_OPEN_PLINKS,
- cur_params.auto_open_plinks);
- NLA_PUT_U8(msg, NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES,
- cur_params.dot11MeshHWMPmaxPREQretries);
- NLA_PUT_U32(msg, NL80211_MESHCONF_PATH_REFRESH_TIME,
- cur_params.path_refresh_time);
- NLA_PUT_U16(msg, NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT,
- cur_params.min_discovery_timeout);
- NLA_PUT_U32(msg, NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT,
- cur_params.dot11MeshHWMPactivePathTimeout);
- NLA_PUT_U16(msg, NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL,
- cur_params.dot11MeshHWMPpreqMinInterval);
- NLA_PUT_U16(msg, NL80211_MESHCONF_HWMP_PERR_MIN_INTERVAL,
- cur_params.dot11MeshHWMPperrMinInterval);
- NLA_PUT_U16(msg, NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME,
- cur_params.dot11MeshHWMPnetDiameterTraversalTime);
- NLA_PUT_U8(msg, NL80211_MESHCONF_HWMP_ROOTMODE,
- cur_params.dot11MeshHWMPRootMode);
- NLA_PUT_U16(msg, NL80211_MESHCONF_HWMP_RANN_INTERVAL,
- cur_params.dot11MeshHWMPRannInterval);
- NLA_PUT_U8(msg, NL80211_MESHCONF_GATE_ANNOUNCEMENTS,
- cur_params.dot11MeshGateAnnouncementProtocol);
- NLA_PUT_U8(msg, NL80211_MESHCONF_FORWARDING,
- cur_params.dot11MeshForwarding);
- NLA_PUT_U32(msg, NL80211_MESHCONF_RSSI_THRESHOLD,
- cur_params.rssi_threshold);
+ if (nla_put_u32(msg, NL80211_ATTR_IFINDEX, dev->ifindex) ||
+ nla_put_u16(msg, NL80211_MESHCONF_RETRY_TIMEOUT,
+ cur_params.dot11MeshRetryTimeout) ||
+ nla_put_u16(msg, NL80211_MESHCONF_CONFIRM_TIMEOUT,
+ cur_params.dot11MeshConfirmTimeout) ||
+ nla_put_u16(msg, NL80211_MESHCONF_HOLDING_TIMEOUT,
+ cur_params.dot11MeshHoldingTimeout) ||
+ nla_put_u16(msg, NL80211_MESHCONF_MAX_PEER_LINKS,
+ cur_params.dot11MeshMaxPeerLinks) ||
+ nla_put_u8(msg, NL80211_MESHCONF_MAX_RETRIES,
+ cur_params.dot11MeshMaxRetries) ||
+ nla_put_u8(msg, NL80211_MESHCONF_TTL,
+ cur_params.dot11MeshTTL) ||
+ nla_put_u8(msg, NL80211_MESHCONF_ELEMENT_TTL,
+ cur_params.element_ttl) ||
+ nla_put_u8(msg, NL80211_MESHCONF_AUTO_OPEN_PLINKS,
+ cur_params.auto_open_plinks) ||
+ nla_put_u8(msg, NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES,
+ cur_params.dot11MeshHWMPmaxPREQretries) ||
+ nla_put_u32(msg, NL80211_MESHCONF_PATH_REFRESH_TIME,
+ cur_params.path_refresh_time) ||
+ nla_put_u16(msg, NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT,
+ cur_params.min_discovery_timeout) ||
+ nla_put_u32(msg, NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT,
+ cur_params.dot11MeshHWMPactivePathTimeout) ||
+ nla_put_u16(msg, NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL,
+ cur_params.dot11MeshHWMPpreqMinInterval) ||
+ nla_put_u16(msg, NL80211_MESHCONF_HWMP_PERR_MIN_INTERVAL,
+ cur_params.dot11MeshHWMPperrMinInterval) ||
+ nla_put_u16(msg, NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME,
+ cur_params.dot11MeshHWMPnetDiameterTraversalTime) ||
+ nla_put_u8(msg, NL80211_MESHCONF_HWMP_ROOTMODE,
+ cur_params.dot11MeshHWMPRootMode) ||
+ nla_put_u16(msg, NL80211_MESHCONF_HWMP_RANN_INTERVAL,
+ cur_params.dot11MeshHWMPRannInterval) ||
+ nla_put_u8(msg, NL80211_MESHCONF_GATE_ANNOUNCEMENTS,
+ cur_params.dot11MeshGateAnnouncementProtocol) ||
+ nla_put_u8(msg, NL80211_MESHCONF_FORWARDING,
+ cur_params.dot11MeshForwarding) ||
+ nla_put_u32(msg, NL80211_MESHCONF_RSSI_THRESHOLD,
+ cur_params.rssi_threshold))
+ goto nla_put_failure;
nla_nest_end(msg, pinfoattr);
genlmsg_end(msg, hdr);
return genlmsg_reply(msg, info);
@@ -3539,11 +3595,12 @@ static int nl80211_get_reg(struct sk_buff *skb, struct genl_info *info)
if (!hdr)
goto put_failure;
- NLA_PUT_STRING(msg, NL80211_ATTR_REG_ALPHA2,
- cfg80211_regdomain->alpha2);
- if (cfg80211_regdomain->dfs_region)
- NLA_PUT_U8(msg, NL80211_ATTR_DFS_REGION,
- cfg80211_regdomain->dfs_region);
+ if (nla_put_string(msg, NL80211_ATTR_REG_ALPHA2,
+ cfg80211_regdomain->alpha2) ||
+ (cfg80211_regdomain->dfs_region &&
+ nla_put_u8(msg, NL80211_ATTR_DFS_REGION,
+ cfg80211_regdomain->dfs_region)))
+ goto nla_put_failure;
nl_reg_rules = nla_nest_start(msg, NL80211_ATTR_REG_RULES);
if (!nl_reg_rules)
@@ -3563,18 +3620,19 @@ static int nl80211_get_reg(struct sk_buff *skb, struct genl_info *info)
if (!nl_reg_rule)
goto nla_put_failure;
- NLA_PUT_U32(msg, NL80211_ATTR_REG_RULE_FLAGS,
- reg_rule->flags);
- NLA_PUT_U32(msg, NL80211_ATTR_FREQ_RANGE_START,
- freq_range->start_freq_khz);
- NLA_PUT_U32(msg, NL80211_ATTR_FREQ_RANGE_END,
- freq_range->end_freq_khz);
- NLA_PUT_U32(msg, NL80211_ATTR_FREQ_RANGE_MAX_BW,
- freq_range->max_bandwidth_khz);
- NLA_PUT_U32(msg, NL80211_ATTR_POWER_RULE_MAX_ANT_GAIN,
- power_rule->max_antenna_gain);
- NLA_PUT_U32(msg, NL80211_ATTR_POWER_RULE_MAX_EIRP,
- power_rule->max_eirp);
+ if (nla_put_u32(msg, NL80211_ATTR_REG_RULE_FLAGS,
+ reg_rule->flags) ||
+ nla_put_u32(msg, NL80211_ATTR_FREQ_RANGE_START,
+ freq_range->start_freq_khz) ||
+ nla_put_u32(msg, NL80211_ATTR_FREQ_RANGE_END,
+ freq_range->end_freq_khz) ||
+ nla_put_u32(msg, NL80211_ATTR_FREQ_RANGE_MAX_BW,
+ freq_range->max_bandwidth_khz) ||
+ nla_put_u32(msg, NL80211_ATTR_POWER_RULE_MAX_ANT_GAIN,
+ power_rule->max_antenna_gain) ||
+ nla_put_u32(msg, NL80211_ATTR_POWER_RULE_MAX_EIRP,
+ power_rule->max_eirp))
+ goto nla_put_failure;
nla_nest_end(msg, nl_reg_rule);
}
@@ -4145,37 +4203,44 @@ static int nl80211_send_bss(struct sk_buff *msg, struct netlink_callback *cb,
genl_dump_check_consistent(cb, hdr, &nl80211_fam);
- NLA_PUT_U32(msg, NL80211_ATTR_GENERATION, rdev->bss_generation);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, wdev->netdev->ifindex);
+ if (nla_put_u32(msg, NL80211_ATTR_GENERATION, rdev->bss_generation) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, wdev->netdev->ifindex))
+ goto nla_put_failure;
bss = nla_nest_start(msg, NL80211_ATTR_BSS);
if (!bss)
goto nla_put_failure;
- if (!is_zero_ether_addr(res->bssid))
- NLA_PUT(msg, NL80211_BSS_BSSID, ETH_ALEN, res->bssid);
- if (res->information_elements && res->len_information_elements)
- NLA_PUT(msg, NL80211_BSS_INFORMATION_ELEMENTS,
- res->len_information_elements,
- res->information_elements);
- if (res->beacon_ies && res->len_beacon_ies &&
- res->beacon_ies != res->information_elements)
- NLA_PUT(msg, NL80211_BSS_BEACON_IES,
- res->len_beacon_ies, res->beacon_ies);
- if (res->tsf)
- NLA_PUT_U64(msg, NL80211_BSS_TSF, res->tsf);
- if (res->beacon_interval)
- NLA_PUT_U16(msg, NL80211_BSS_BEACON_INTERVAL, res->beacon_interval);
- NLA_PUT_U16(msg, NL80211_BSS_CAPABILITY, res->capability);
- NLA_PUT_U32(msg, NL80211_BSS_FREQUENCY, res->channel->center_freq);
- NLA_PUT_U32(msg, NL80211_BSS_SEEN_MS_AGO,
- jiffies_to_msecs(jiffies - intbss->ts));
+ if ((!is_zero_ether_addr(res->bssid) &&
+ nla_put(msg, NL80211_BSS_BSSID, ETH_ALEN, res->bssid)) ||
+ (res->information_elements && res->len_information_elements &&
+ nla_put(msg, NL80211_BSS_INFORMATION_ELEMENTS,
+ res->len_information_elements,
+ res->information_elements)) ||
+ (res->beacon_ies && res->len_beacon_ies &&
+ res->beacon_ies != res->information_elements &&
+ nla_put(msg, NL80211_BSS_BEACON_IES,
+ res->len_beacon_ies, res->beacon_ies)))
+ goto nla_put_failure;
+ if (res->tsf &&
+ nla_put_u64(msg, NL80211_BSS_TSF, res->tsf))
+ goto nla_put_failure;
+ if (res->beacon_interval &&
+ nla_put_u16(msg, NL80211_BSS_BEACON_INTERVAL, res->beacon_interval))
+ goto nla_put_failure;
+ if (nla_put_u16(msg, NL80211_BSS_CAPABILITY, res->capability) ||
+ nla_put_u32(msg, NL80211_BSS_FREQUENCY, res->channel->center_freq) ||
+ nla_put_u32(msg, NL80211_BSS_SEEN_MS_AGO,
+ jiffies_to_msecs(jiffies - intbss->ts)))
+ goto nla_put_failure;
switch (rdev->wiphy.signal_type) {
case CFG80211_SIGNAL_TYPE_MBM:
- NLA_PUT_U32(msg, NL80211_BSS_SIGNAL_MBM, res->signal);
+ if (nla_put_u32(msg, NL80211_BSS_SIGNAL_MBM, res->signal))
+ goto nla_put_failure;
break;
case CFG80211_SIGNAL_TYPE_UNSPEC:
- NLA_PUT_U8(msg, NL80211_BSS_SIGNAL_UNSPEC, res->signal);
+ if (nla_put_u8(msg, NL80211_BSS_SIGNAL_UNSPEC, res->signal))
+ goto nla_put_failure;
break;
default:
break;
@@ -4184,14 +4249,16 @@ static int nl80211_send_bss(struct sk_buff *msg, struct netlink_callback *cb,
switch (wdev->iftype) {
case NL80211_IFTYPE_P2P_CLIENT:
case NL80211_IFTYPE_STATION:
- if (intbss == wdev->current_bss)
- NLA_PUT_U32(msg, NL80211_BSS_STATUS,
- NL80211_BSS_STATUS_ASSOCIATED);
+ if (intbss == wdev->current_bss &&
+ nla_put_u32(msg, NL80211_BSS_STATUS,
+ NL80211_BSS_STATUS_ASSOCIATED))
+ goto nla_put_failure;
break;
case NL80211_IFTYPE_ADHOC:
- if (intbss == wdev->current_bss)
- NLA_PUT_U32(msg, NL80211_BSS_STATUS,
- NL80211_BSS_STATUS_IBSS_JOINED);
+ if (intbss == wdev->current_bss &&
+ nla_put_u32(msg, NL80211_BSS_STATUS,
+ NL80211_BSS_STATUS_IBSS_JOINED))
+ goto nla_put_failure;
break;
default:
break;
@@ -4260,34 +4327,43 @@ static int nl80211_send_survey(struct sk_buff *msg, u32 pid, u32 seq,
if (!hdr)
return -ENOMEM;
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, dev->ifindex);
+ if (nla_put_u32(msg, NL80211_ATTR_IFINDEX, dev->ifindex))
+ goto nla_put_failure;
infoattr = nla_nest_start(msg, NL80211_ATTR_SURVEY_INFO);
if (!infoattr)
goto nla_put_failure;
- NLA_PUT_U32(msg, NL80211_SURVEY_INFO_FREQUENCY,
- survey->channel->center_freq);
- if (survey->filled & SURVEY_INFO_NOISE_DBM)
- NLA_PUT_U8(msg, NL80211_SURVEY_INFO_NOISE,
- survey->noise);
- if (survey->filled & SURVEY_INFO_IN_USE)
- NLA_PUT_FLAG(msg, NL80211_SURVEY_INFO_IN_USE);
- if (survey->filled & SURVEY_INFO_CHANNEL_TIME)
- NLA_PUT_U64(msg, NL80211_SURVEY_INFO_CHANNEL_TIME,
- survey->channel_time);
- if (survey->filled & SURVEY_INFO_CHANNEL_TIME_BUSY)
- NLA_PUT_U64(msg, NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY,
- survey->channel_time_busy);
- if (survey->filled & SURVEY_INFO_CHANNEL_TIME_EXT_BUSY)
- NLA_PUT_U64(msg, NL80211_SURVEY_INFO_CHANNEL_TIME_EXT_BUSY,
- survey->channel_time_ext_busy);
- if (survey->filled & SURVEY_INFO_CHANNEL_TIME_RX)
- NLA_PUT_U64(msg, NL80211_SURVEY_INFO_CHANNEL_TIME_RX,
- survey->channel_time_rx);
- if (survey->filled & SURVEY_INFO_CHANNEL_TIME_TX)
- NLA_PUT_U64(msg, NL80211_SURVEY_INFO_CHANNEL_TIME_TX,
- survey->channel_time_tx);
+ if (nla_put_u32(msg, NL80211_SURVEY_INFO_FREQUENCY,
+ survey->channel->center_freq))
+ goto nla_put_failure;
+
+ if ((survey->filled & SURVEY_INFO_NOISE_DBM) &&
+ nla_put_u8(msg, NL80211_SURVEY_INFO_NOISE, survey->noise))
+ goto nla_put_failure;
+ if ((survey->filled & SURVEY_INFO_IN_USE) &&
+ nla_put_flag(msg, NL80211_SURVEY_INFO_IN_USE))
+ goto nla_put_failure;
+ if ((survey->filled & SURVEY_INFO_CHANNEL_TIME) &&
+ nla_put_u64(msg, NL80211_SURVEY_INFO_CHANNEL_TIME,
+ survey->channel_time))
+ goto nla_put_failure;
+ if ((survey->filled & SURVEY_INFO_CHANNEL_TIME_BUSY) &&
+ nla_put_u64(msg, NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY,
+ survey->channel_time_busy))
+ goto nla_put_failure;
+ if ((survey->filled & SURVEY_INFO_CHANNEL_TIME_EXT_BUSY) &&
+ nla_put_u64(msg, NL80211_SURVEY_INFO_CHANNEL_TIME_EXT_BUSY,
+ survey->channel_time_ext_busy))
+ goto nla_put_failure;
+ if ((survey->filled & SURVEY_INFO_CHANNEL_TIME_RX) &&
+ nla_put_u64(msg, NL80211_SURVEY_INFO_CHANNEL_TIME_RX,
+ survey->channel_time_rx))
+ goto nla_put_failure;
+ if ((survey->filled & SURVEY_INFO_CHANNEL_TIME_TX) &&
+ nla_put_u64(msg, NL80211_SURVEY_INFO_CHANNEL_TIME_TX,
+ survey->channel_time_tx))
+ goto nla_put_failure;
nla_nest_end(msg, infoattr);
@@ -4968,7 +5044,7 @@ static int nl80211_testmode_dump(struct sk_buff *skb,
NL80211_CMD_TESTMODE);
struct nlattr *tmdata;
- if (nla_put_u32(skb, NL80211_ATTR_WIPHY, phy_idx) < 0) {
+ if (nla_put_u32(skb, NL80211_ATTR_WIPHY, phy_idx)) {
genlmsg_cancel(skb, hdr);
break;
}
@@ -5019,7 +5095,8 @@ __cfg80211_testmode_alloc_skb(struct cfg80211_registered_device *rdev,
return NULL;
}
- NLA_PUT_U32(skb, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
+ if (nla_put_u32(skb, NL80211_ATTR_WIPHY, rdev->wiphy_idx))
+ goto nla_put_failure;
data = nla_nest_start(skb, NL80211_ATTR_TESTDATA);
((void **)skb->cb)[0] = rdev;
@@ -5398,7 +5475,8 @@ static int nl80211_remain_on_channel(struct sk_buff *skb,
if (err)
goto free_msg;
- NLA_PUT_U64(msg, NL80211_ATTR_COOKIE, cookie);
+ if (nla_put_u64(msg, NL80211_ATTR_COOKIE, cookie))
+ goto nla_put_failure;
genlmsg_end(msg, hdr);
@@ -5685,7 +5763,8 @@ static int nl80211_tx_mgmt(struct sk_buff *skb, struct genl_info *info)
goto free_msg;
if (msg) {
- NLA_PUT_U64(msg, NL80211_ATTR_COOKIE, cookie);
+ if (nla_put_u64(msg, NL80211_ATTR_COOKIE, cookie))
+ goto nla_put_failure;
genlmsg_end(msg, hdr);
return genlmsg_reply(msg, info);
@@ -5790,7 +5869,8 @@ static int nl80211_get_power_save(struct sk_buff *skb, struct genl_info *info)
else
ps_state = NL80211_PS_DISABLED;
- NLA_PUT_U32(msg, NL80211_ATTR_PS_STATE, ps_state);
+ if (nla_put_u32(msg, NL80211_ATTR_PS_STATE, ps_state))
+ goto nla_put_failure;
genlmsg_end(msg, hdr);
return genlmsg_reply(msg, info);
@@ -5937,20 +6017,21 @@ static int nl80211_get_wowlan(struct sk_buff *skb, struct genl_info *info)
if (!nl_wowlan)
goto nla_put_failure;
- if (rdev->wowlan->any)
- NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_ANY);
- if (rdev->wowlan->disconnect)
- NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_DISCONNECT);
- if (rdev->wowlan->magic_pkt)
- NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_MAGIC_PKT);
- if (rdev->wowlan->gtk_rekey_failure)
- NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE);
- if (rdev->wowlan->eap_identity_req)
- NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST);
- if (rdev->wowlan->four_way_handshake)
- NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE);
- if (rdev->wowlan->rfkill_release)
- NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_RFKILL_RELEASE);
+ if ((rdev->wowlan->any &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_ANY)) ||
+ (rdev->wowlan->disconnect &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_DISCONNECT)) ||
+ (rdev->wowlan->magic_pkt &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_MAGIC_PKT)) ||
+ (rdev->wowlan->gtk_rekey_failure &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE)) ||
+ (rdev->wowlan->eap_identity_req &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST)) ||
+ (rdev->wowlan->four_way_handshake &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE)) ||
+ (rdev->wowlan->rfkill_release &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_RFKILL_RELEASE)))
+ goto nla_put_failure;
if (rdev->wowlan->n_patterns) {
struct nlattr *nl_pats, *nl_pat;
int i, pat_len;
@@ -5965,12 +6046,13 @@ static int nl80211_get_wowlan(struct sk_buff *skb, struct genl_info *info)
if (!nl_pat)
goto nla_put_failure;
pat_len = rdev->wowlan->patterns[i].pattern_len;
- NLA_PUT(msg, NL80211_WOWLAN_PKTPAT_MASK,
- DIV_ROUND_UP(pat_len, 8),
- rdev->wowlan->patterns[i].mask);
- NLA_PUT(msg, NL80211_WOWLAN_PKTPAT_PATTERN,
- pat_len,
- rdev->wowlan->patterns[i].pattern);
+ if (nla_put(msg, NL80211_WOWLAN_PKTPAT_MASK,
+ DIV_ROUND_UP(pat_len, 8),
+ rdev->wowlan->patterns[i].mask) ||
+ nla_put(msg, NL80211_WOWLAN_PKTPAT_PATTERN,
+ pat_len,
+ rdev->wowlan->patterns[i].pattern))
+ goto nla_put_failure;
nla_nest_end(msg, nl_pat);
}
nla_nest_end(msg, nl_pats);
@@ -6243,7 +6325,8 @@ static int nl80211_probe_client(struct sk_buff *skb,
if (err)
goto free_msg;
- NLA_PUT_U64(msg, NL80211_ATTR_COOKIE, cookie);
+ if (nla_put_u64(msg, NL80211_ATTR_COOKIE, cookie))
+ goto nla_put_failure;
genlmsg_end(msg, hdr);
@@ -6911,19 +6994,24 @@ static int nl80211_add_scan_req(struct sk_buff *msg,
nest = nla_nest_start(msg, NL80211_ATTR_SCAN_SSIDS);
if (!nest)
goto nla_put_failure;
- for (i = 0; i < req->n_ssids; i++)
- NLA_PUT(msg, i, req->ssids[i].ssid_len, req->ssids[i].ssid);
+ for (i = 0; i < req->n_ssids; i++) {
+ if (nla_put(msg, i, req->ssids[i].ssid_len, req->ssids[i].ssid))
+ goto nla_put_failure;
+ }
nla_nest_end(msg, nest);
nest = nla_nest_start(msg, NL80211_ATTR_SCAN_FREQUENCIES);
if (!nest)
goto nla_put_failure;
- for (i = 0; i < req->n_channels; i++)
- NLA_PUT_U32(msg, i, req->channels[i]->center_freq);
+ for (i = 0; i < req->n_channels; i++) {
+ if (nla_put_u32(msg, i, req->channels[i]->center_freq))
+ goto nla_put_failure;
+ }
nla_nest_end(msg, nest);
- if (req->ie)
- NLA_PUT(msg, NL80211_ATTR_IE, req->ie_len, req->ie);
+ if (req->ie &&
+ nla_put(msg, NL80211_ATTR_IE, req->ie_len, req->ie))
+ goto nla_put_failure;
return 0;
nla_put_failure:
@@ -6942,8 +7030,9 @@ static int nl80211_send_scan_msg(struct sk_buff *msg,
if (!hdr)
return -1;
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex))
+ goto nla_put_failure;
/* ignore errors and send incomplete event anyway */
nl80211_add_scan_req(msg, rdev);
@@ -6967,8 +7056,9 @@ nl80211_send_sched_scan_msg(struct sk_buff *msg,
if (!hdr)
return -1;
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex))
+ goto nla_put_failure;
return genlmsg_end(msg, hdr);
@@ -7091,26 +7181,33 @@ void nl80211_send_reg_change_event(struct regulatory_request *request)
}
/* Userspace can always count this one always being set */
- NLA_PUT_U8(msg, NL80211_ATTR_REG_INITIATOR, request->initiator);
-
- if (request->alpha2[0] == '0' && request->alpha2[1] == '0')
- NLA_PUT_U8(msg, NL80211_ATTR_REG_TYPE,
- NL80211_REGDOM_TYPE_WORLD);
- else if (request->alpha2[0] == '9' && request->alpha2[1] == '9')
- NLA_PUT_U8(msg, NL80211_ATTR_REG_TYPE,
- NL80211_REGDOM_TYPE_CUSTOM_WORLD);
- else if ((request->alpha2[0] == '9' && request->alpha2[1] == '8') ||
- request->intersect)
- NLA_PUT_U8(msg, NL80211_ATTR_REG_TYPE,
- NL80211_REGDOM_TYPE_INTERSECTION);
- else {
- NLA_PUT_U8(msg, NL80211_ATTR_REG_TYPE,
- NL80211_REGDOM_TYPE_COUNTRY);
- NLA_PUT_STRING(msg, NL80211_ATTR_REG_ALPHA2, request->alpha2);
- }
-
- if (wiphy_idx_valid(request->wiphy_idx))
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, request->wiphy_idx);
+ if (nla_put_u8(msg, NL80211_ATTR_REG_INITIATOR, request->initiator))
+ goto nla_put_failure;
+
+ if (request->alpha2[0] == '0' && request->alpha2[1] == '0') {
+ if (nla_put_u8(msg, NL80211_ATTR_REG_TYPE,
+ NL80211_REGDOM_TYPE_WORLD))
+ goto nla_put_failure;
+ } else if (request->alpha2[0] == '9' && request->alpha2[1] == '9') {
+ if (nla_put_u8(msg, NL80211_ATTR_REG_TYPE,
+ NL80211_REGDOM_TYPE_CUSTOM_WORLD))
+ goto nla_put_failure;
+ } else if ((request->alpha2[0] == '9' && request->alpha2[1] == '8') ||
+ request->intersect) {
+ if (nla_put_u8(msg, NL80211_ATTR_REG_TYPE,
+ NL80211_REGDOM_TYPE_INTERSECTION))
+ goto nla_put_failure;
+ } else {
+ if (nla_put_u8(msg, NL80211_ATTR_REG_TYPE,
+ NL80211_REGDOM_TYPE_COUNTRY) ||
+ nla_put_string(msg, NL80211_ATTR_REG_ALPHA2,
+ request->alpha2))
+ goto nla_put_failure;
+ }
+
+ if (wiphy_idx_valid(request->wiphy_idx) &&
+ nla_put_u32(msg, NL80211_ATTR_WIPHY, request->wiphy_idx))
+ goto nla_put_failure;
genlmsg_end(msg, hdr);
@@ -7144,9 +7241,10 @@ static void nl80211_send_mlme_event(struct cfg80211_registered_device *rdev,
return;
}
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex);
- NLA_PUT(msg, NL80211_ATTR_FRAME, len, buf);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex) ||
+ nla_put(msg, NL80211_ATTR_FRAME, len, buf))
+ goto nla_put_failure;
genlmsg_end(msg, hdr);
@@ -7224,10 +7322,11 @@ static void nl80211_send_mlme_timeout(struct cfg80211_registered_device *rdev,
return;
}
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex);
- NLA_PUT_FLAG(msg, NL80211_ATTR_TIMED_OUT);
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex) ||
+ nla_put_flag(msg, NL80211_ATTR_TIMED_OUT) ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr))
+ goto nla_put_failure;
genlmsg_end(msg, hdr);
@@ -7275,15 +7374,15 @@ void nl80211_send_connect_result(struct cfg80211_registered_device *rdev,
return;
}
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex);
- if (bssid)
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, bssid);
- NLA_PUT_U16(msg, NL80211_ATTR_STATUS_CODE, status);
- if (req_ie)
- NLA_PUT(msg, NL80211_ATTR_REQ_IE, req_ie_len, req_ie);
- if (resp_ie)
- NLA_PUT(msg, NL80211_ATTR_RESP_IE, resp_ie_len, resp_ie);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex) ||
+ (bssid && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, bssid)) ||
+ nla_put_u16(msg, NL80211_ATTR_STATUS_CODE, status) ||
+ (req_ie &&
+ nla_put(msg, NL80211_ATTR_REQ_IE, req_ie_len, req_ie)) ||
+ (resp_ie &&
+ nla_put(msg, NL80211_ATTR_RESP_IE, resp_ie_len, resp_ie)))
+ goto nla_put_failure;
genlmsg_end(msg, hdr);
@@ -7315,13 +7414,14 @@ void nl80211_send_roamed(struct cfg80211_registered_device *rdev,
return;
}
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex);
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, bssid);
- if (req_ie)
- NLA_PUT(msg, NL80211_ATTR_REQ_IE, req_ie_len, req_ie);
- if (resp_ie)
- NLA_PUT(msg, NL80211_ATTR_RESP_IE, resp_ie_len, resp_ie);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex) ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, bssid) ||
+ (req_ie &&
+ nla_put(msg, NL80211_ATTR_REQ_IE, req_ie_len, req_ie)) ||
+ (resp_ie &&
+ nla_put(msg, NL80211_ATTR_RESP_IE, resp_ie_len, resp_ie)))
+ goto nla_put_failure;
genlmsg_end(msg, hdr);
@@ -7352,14 +7452,14 @@ void nl80211_send_disconnected(struct cfg80211_registered_device *rdev,
return;
}
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex);
- if (from_ap && reason)
- NLA_PUT_U16(msg, NL80211_ATTR_REASON_CODE, reason);
- if (from_ap)
- NLA_PUT_FLAG(msg, NL80211_ATTR_DISCONNECTED_BY_AP);
- if (ie)
- NLA_PUT(msg, NL80211_ATTR_IE, ie_len, ie);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex) ||
+ (from_ap && reason &&
+ nla_put_u16(msg, NL80211_ATTR_REASON_CODE, reason)) ||
+ (from_ap &&
+ nla_put_flag(msg, NL80211_ATTR_DISCONNECTED_BY_AP)) ||
+ (ie && nla_put(msg, NL80211_ATTR_IE, ie_len, ie)))
+ goto nla_put_failure;
genlmsg_end(msg, hdr);
@@ -7390,9 +7490,10 @@ void nl80211_send_ibss_bssid(struct cfg80211_registered_device *rdev,
return;
}
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex);
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, bssid);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex) ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, bssid))
+ goto nla_put_failure;
genlmsg_end(msg, hdr);
@@ -7423,11 +7524,12 @@ void nl80211_send_new_peer_candidate(struct cfg80211_registered_device *rdev,
return;
}
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex);
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, macaddr);
- if (ie_len && ie)
- NLA_PUT(msg, NL80211_ATTR_IE, ie_len , ie);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex) ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, macaddr) ||
+ (ie_len && ie &&
+ nla_put(msg, NL80211_ATTR_IE, ie_len , ie)))
+ goto nla_put_failure;
genlmsg_end(msg, hdr);
@@ -7458,15 +7560,14 @@ void nl80211_michael_mic_failure(struct cfg80211_registered_device *rdev,
return;
}
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex);
- if (addr)
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr);
- NLA_PUT_U32(msg, NL80211_ATTR_KEY_TYPE, key_type);
- if (key_id != -1)
- NLA_PUT_U8(msg, NL80211_ATTR_KEY_IDX, key_id);
- if (tsc)
- NLA_PUT(msg, NL80211_ATTR_KEY_SEQ, 6, tsc);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex) ||
+ (addr && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) ||
+ nla_put_u32(msg, NL80211_ATTR_KEY_TYPE, key_type) ||
+ (key_id != -1 &&
+ nla_put_u8(msg, NL80211_ATTR_KEY_IDX, key_id)) ||
+ (tsc && nla_put(msg, NL80211_ATTR_KEY_SEQ, 6, tsc)))
+ goto nla_put_failure;
genlmsg_end(msg, hdr);
@@ -7501,7 +7602,8 @@ void nl80211_send_beacon_hint_event(struct wiphy *wiphy,
* Since we are applying the beacon hint to a wiphy we know its
* wiphy_idx is valid
*/
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, get_wiphy_idx(wiphy));
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY, get_wiphy_idx(wiphy)))
+ goto nla_put_failure;
/* Before */
nl_freq = nla_nest_start(msg, NL80211_ATTR_FREQ_BEFORE);
@@ -7553,14 +7655,16 @@ static void nl80211_send_remain_on_chan_event(
return;
}
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex);
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FREQ, chan->center_freq);
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE, channel_type);
- NLA_PUT_U64(msg, NL80211_ATTR_COOKIE, cookie);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex) ||
+ nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, chan->center_freq) ||
+ nla_put_u32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE, channel_type) ||
+ nla_put_u64(msg, NL80211_ATTR_COOKIE, cookie))
+ goto nla_put_failure;
- if (cmd == NL80211_CMD_REMAIN_ON_CHANNEL)
- NLA_PUT_U32(msg, NL80211_ATTR_DURATION, duration);
+ if (cmd == NL80211_CMD_REMAIN_ON_CHANNEL &&
+ nla_put_u32(msg, NL80211_ATTR_DURATION, duration))
+ goto nla_put_failure;
genlmsg_end(msg, hdr);
@@ -7631,8 +7735,9 @@ void nl80211_send_sta_del_event(struct cfg80211_registered_device *rdev,
return;
}
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, dev->ifindex);
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, mac_addr);
+ if (nla_put_u32(msg, NL80211_ATTR_IFINDEX, dev->ifindex) ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, mac_addr))
+ goto nla_put_failure;
genlmsg_end(msg, hdr);
@@ -7668,9 +7773,10 @@ static bool __nl80211_unexpected_frame(struct net_device *dev, u8 cmd,
return true;
}
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, dev->ifindex);
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, dev->ifindex) ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr))
+ goto nla_put_failure;
err = genlmsg_end(msg, hdr);
if (err < 0) {
@@ -7719,12 +7825,13 @@ int nl80211_send_mgmt(struct cfg80211_registered_device *rdev,
return -ENOMEM;
}
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex);
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FREQ, freq);
- if (sig_dbm)
- NLA_PUT_U32(msg, NL80211_ATTR_RX_SIGNAL_DBM, sig_dbm);
- NLA_PUT(msg, NL80211_ATTR_FRAME, len, buf);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex) ||
+ nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq) ||
+ (sig_dbm &&
+ nla_put_u32(msg, NL80211_ATTR_RX_SIGNAL_DBM, sig_dbm)) ||
+ nla_put(msg, NL80211_ATTR_FRAME, len, buf))
+ goto nla_put_failure;
genlmsg_end(msg, hdr);
@@ -7754,12 +7861,12 @@ void nl80211_send_mgmt_tx_status(struct cfg80211_registered_device *rdev,
return;
}
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex);
- NLA_PUT(msg, NL80211_ATTR_FRAME, len, buf);
- NLA_PUT_U64(msg, NL80211_ATTR_COOKIE, cookie);
- if (ack)
- NLA_PUT_FLAG(msg, NL80211_ATTR_ACK);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex) ||
+ nla_put(msg, NL80211_ATTR_FRAME, len, buf) ||
+ nla_put_u64(msg, NL80211_ATTR_COOKIE, cookie) ||
+ (ack && nla_put_flag(msg, NL80211_ATTR_ACK)))
+ goto nla_put_failure;
genlmsg_end(msg, hdr);
@@ -7791,15 +7898,17 @@ nl80211_send_cqm_rssi_notify(struct cfg80211_registered_device *rdev,
return;
}
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex))
+ goto nla_put_failure;
pinfoattr = nla_nest_start(msg, NL80211_ATTR_CQM);
if (!pinfoattr)
goto nla_put_failure;
- NLA_PUT_U32(msg, NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT,
- rssi_event);
+ if (nla_put_u32(msg, NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT,
+ rssi_event))
+ goto nla_put_failure;
nla_nest_end(msg, pinfoattr);
@@ -7832,16 +7941,18 @@ void nl80211_gtk_rekey_notify(struct cfg80211_registered_device *rdev,
return;
}
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex);
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, bssid);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex) ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, bssid))
+ goto nla_put_failure;
rekey_attr = nla_nest_start(msg, NL80211_ATTR_REKEY_DATA);
if (!rekey_attr)
goto nla_put_failure;
- NLA_PUT(msg, NL80211_REKEY_DATA_REPLAY_CTR,
- NL80211_REPLAY_CTR_LEN, replay_ctr);
+ if (nla_put(msg, NL80211_REKEY_DATA_REPLAY_CTR,
+ NL80211_REPLAY_CTR_LEN, replay_ctr))
+ goto nla_put_failure;
nla_nest_end(msg, rekey_attr);
@@ -7874,17 +7985,19 @@ void nl80211_pmksa_candidate_notify(struct cfg80211_registered_device *rdev,
return;
}
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex))
+ goto nla_put_failure;
attr = nla_nest_start(msg, NL80211_ATTR_PMKSA_CANDIDATE);
if (!attr)
goto nla_put_failure;
- NLA_PUT_U32(msg, NL80211_PMKSA_CANDIDATE_INDEX, index);
- NLA_PUT(msg, NL80211_PMKSA_CANDIDATE_BSSID, ETH_ALEN, bssid);
- if (preauth)
- NLA_PUT_FLAG(msg, NL80211_PMKSA_CANDIDATE_PREAUTH);
+ if (nla_put_u32(msg, NL80211_PMKSA_CANDIDATE_INDEX, index) ||
+ nla_put(msg, NL80211_PMKSA_CANDIDATE_BSSID, ETH_ALEN, bssid) ||
+ (preauth &&
+ nla_put_flag(msg, NL80211_PMKSA_CANDIDATE_PREAUTH)))
+ goto nla_put_failure;
nla_nest_end(msg, attr);
@@ -7918,15 +8031,17 @@ nl80211_send_cqm_pktloss_notify(struct cfg80211_registered_device *rdev,
return;
}
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex);
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, peer);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex) ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, peer))
+ goto nla_put_failure;
pinfoattr = nla_nest_start(msg, NL80211_ATTR_CQM);
if (!pinfoattr)
goto nla_put_failure;
- NLA_PUT_U32(msg, NL80211_ATTR_CQM_PKT_LOSS_EVENT, num_packets);
+ if (nla_put_u32(msg, NL80211_ATTR_CQM_PKT_LOSS_EVENT, num_packets))
+ goto nla_put_failure;
nla_nest_end(msg, pinfoattr);
@@ -7960,12 +8075,12 @@ void cfg80211_probe_status(struct net_device *dev, const u8 *addr,
return;
}
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, dev->ifindex);
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr);
- NLA_PUT_U64(msg, NL80211_ATTR_COOKIE, cookie);
- if (acked)
- NLA_PUT_FLAG(msg, NL80211_ATTR_ACK);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, dev->ifindex) ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
+ nla_put_u64(msg, NL80211_ATTR_COOKIE, cookie) ||
+ (acked && nla_put_flag(msg, NL80211_ATTR_ACK)))
+ goto nla_put_failure;
err = genlmsg_end(msg, hdr);
if (err < 0) {
@@ -8005,12 +8120,13 @@ void cfg80211_report_obss_beacon(struct wiphy *wiphy,
return;
}
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
- if (freq)
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FREQ, freq);
- if (sig_dbm)
- NLA_PUT_U32(msg, NL80211_ATTR_RX_SIGNAL_DBM, sig_dbm);
- NLA_PUT(msg, NL80211_ATTR_FRAME, len, frame);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
+ (freq &&
+ nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq)) ||
+ (sig_dbm &&
+ nla_put_u32(msg, NL80211_ATTR_RX_SIGNAL_DBM, sig_dbm)) ||
+ nla_put(msg, NL80211_ATTR_FRAME, len, frame))
+ goto nla_put_failure;
genlmsg_end(msg, hdr);
diff --git a/net/wireless/wext-core.c b/net/wireless/wext-core.c
index 0af7f54..9f544c9 100644
--- a/net/wireless/wext-core.c
+++ b/net/wireless/wext-core.c
@@ -402,7 +402,8 @@ static struct nlmsghdr *rtnetlink_ifinfo_prep(struct net_device *dev,
r->ifi_flags = dev_get_flags(dev);
r->ifi_change = 0; /* Wireless changes don't affect those flags */
- NLA_PUT_STRING(skb, IFLA_IFNAME, dev->name);
+ if (nla_put_string(skb, IFLA_IFNAME, dev->name))
+ goto nla_put_failure;
return nlh;
nla_put_failure:
--
1.7.7.6
--
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