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Message-ID: <20230810233845.2318049-6-kuba@kernel.org>
Date: Thu, 10 Aug 2023 16:38:40 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: davem@...emloft.net
Cc: netdev@...r.kernel.org,
edumazet@...gle.com,
pabeni@...hat.com,
jiri@...nulli.us,
johannes@...solutions.net,
Jakub Kicinski <kuba@...nel.org>,
Miquel Raynal <miquel.raynal@...tlin.com>,
Jiri Pirko <jiri@...dia.com>,
Jason@...c4.com,
alex.aring@...il.com,
stefan@...enfreihafen.org,
krzysztof.kozlowski@...aro.org,
jmaloy@...hat.com,
ying.xue@...driver.com,
floridsleeves@...il.com,
leon@...nel.org,
jacob.e.keller@...el.com,
wireguard@...ts.zx2c4.com,
linux-wpan@...r.kernel.org,
tipc-discussion@...ts.sourceforge.net
Subject: [PATCH net-next v2 05/10] genetlink: use attrs from struct genl_info
Since dumps carry struct genl_info now, use the attrs pointer
from genl_info and remove the one in struct genl_dumpit_info.
Reviewed-by: Johannes Berg <johannes@...solutions.net>
Reviewed-by: Miquel Raynal <miquel.raynal@...tlin.com>
Reviewed-by: Jiri Pirko <jiri@...dia.com>
Signed-off-by: Jakub Kicinski <kuba@...nel.org>
---
CC: Jason@...c4.com
CC: jiri@...nulli.us
CC: alex.aring@...il.com
CC: stefan@...enfreihafen.org
CC: krzysztof.kozlowski@...aro.org
CC: jmaloy@...hat.com
CC: ying.xue@...driver.com
CC: floridsleeves@...il.com
CC: leon@...nel.org
CC: jacob.e.keller@...el.com
CC: wireguard@...ts.zx2c4.com
CC: linux-wpan@...r.kernel.org
CC: tipc-discussion@...ts.sourceforge.net
---
drivers/net/wireguard/netlink.c | 2 +-
include/net/genetlink.h | 1 -
net/devlink/health.c | 2 +-
net/devlink/leftover.c | 6 +++---
net/ethtool/netlink.c | 3 ++-
net/ethtool/tunnels.c | 2 +-
net/ieee802154/nl802154.c | 4 ++--
net/netlink/genetlink.c | 7 +++----
net/nfc/netlink.c | 4 ++--
net/tipc/netlink_compat.c | 2 +-
net/tipc/node.c | 4 ++--
net/tipc/socket.c | 2 +-
net/tipc/udp_media.c | 2 +-
13 files changed, 20 insertions(+), 21 deletions(-)
diff --git a/drivers/net/wireguard/netlink.c b/drivers/net/wireguard/netlink.c
index 6d1bd9f52d02..dc09b75a3248 100644
--- a/drivers/net/wireguard/netlink.c
+++ b/drivers/net/wireguard/netlink.c
@@ -200,7 +200,7 @@ static int wg_get_device_start(struct netlink_callback *cb)
{
struct wg_device *wg;
- wg = lookup_interface(genl_dumpit_info(cb)->attrs, cb->skb);
+ wg = lookup_interface(genl_info_dump(cb)->attrs, cb->skb);
if (IS_ERR(wg))
return PTR_ERR(wg);
DUMP_CTX(cb)->wg = wg;
diff --git a/include/net/genetlink.h b/include/net/genetlink.h
index 86c8eaaa3a43..a8a15b9c22c8 100644
--- a/include/net/genetlink.h
+++ b/include/net/genetlink.h
@@ -255,7 +255,6 @@ struct genl_split_ops {
struct genl_dumpit_info {
const struct genl_family *family;
struct genl_split_ops op;
- struct nlattr **attrs;
struct genl_info info;
};
diff --git a/net/devlink/health.c b/net/devlink/health.c
index 194340a8bb86..b8b3c09eea9e 100644
--- a/net/devlink/health.c
+++ b/net/devlink/health.c
@@ -1250,7 +1250,7 @@ devlink_health_reporter_get_from_cb(struct netlink_callback *cb)
{
const struct genl_dumpit_info *info = genl_dumpit_info(cb);
struct devlink_health_reporter *reporter;
- struct nlattr **attrs = info->attrs;
+ struct nlattr **attrs = info->info.attrs;
struct devlink *devlink;
devlink = devlink_get_from_attrs_lock(sock_net(cb->skb->sk), attrs);
diff --git a/net/devlink/leftover.c b/net/devlink/leftover.c
index e7900d9fa205..39538fb61008 100644
--- a/net/devlink/leftover.c
+++ b/net/devlink/leftover.c
@@ -5172,7 +5172,7 @@ static int devlink_nl_cmd_region_read_dumpit(struct sk_buff *skb,
struct devlink_nl_dump_state *state = devlink_dump_state(cb);
struct nlattr *chunks_attr, *region_attr, *snapshot_attr;
u64 ret_offset, start_offset, end_offset = U64_MAX;
- struct nlattr **attrs = info->attrs;
+ struct nlattr **attrs = info->info.attrs;
struct devlink_port *port = NULL;
devlink_chunk_fill_t *region_cb;
struct devlink_region *region;
@@ -5195,8 +5195,8 @@ static int devlink_nl_cmd_region_read_dumpit(struct sk_buff *skb,
goto out_unlock;
}
- if (info->attrs[DEVLINK_ATTR_PORT_INDEX]) {
- index = nla_get_u32(info->attrs[DEVLINK_ATTR_PORT_INDEX]);
+ if (attrs[DEVLINK_ATTR_PORT_INDEX]) {
+ index = nla_get_u32(attrs[DEVLINK_ATTR_PORT_INDEX]);
port = devlink_port_get_by_index(devlink, index);
if (!port) {
diff --git a/net/ethtool/netlink.c b/net/ethtool/netlink.c
index ae344f1b0bbd..9fc7c41f4786 100644
--- a/net/ethtool/netlink.c
+++ b/net/ethtool/netlink.c
@@ -538,7 +538,8 @@ static int ethnl_default_start(struct netlink_callback *cb)
goto free_req_info;
}
- ret = ethnl_default_parse(req_info, info->attrs, sock_net(cb->skb->sk),
+ ret = ethnl_default_parse(req_info, info->info.attrs,
+ sock_net(cb->skb->sk),
ops, cb->extack, false);
if (req_info->dev) {
/* We ignore device specification in dump requests but as the
diff --git a/net/ethtool/tunnels.c b/net/ethtool/tunnels.c
index 05f752557b5e..b4ce47dd2aa6 100644
--- a/net/ethtool/tunnels.c
+++ b/net/ethtool/tunnels.c
@@ -219,7 +219,7 @@ int ethnl_tunnel_info_start(struct netlink_callback *cb)
{
const struct genl_dumpit_info *info = genl_dumpit_info(cb);
struct ethnl_tunnel_info_dump_ctx *ctx = (void *)cb->ctx;
- struct nlattr **tb = info->attrs;
+ struct nlattr **tb = info->info.attrs;
int ret;
BUILD_BUG_ON(sizeof(*ctx) > sizeof(cb->ctx));
diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c
index d610c1886160..1a265a421308 100644
--- a/net/ieee802154/nl802154.c
+++ b/net/ieee802154/nl802154.c
@@ -262,7 +262,7 @@ nl802154_prepare_wpan_dev_dump(struct sk_buff *skb,
if (!cb->args[0]) {
*wpan_dev = __cfg802154_wpan_dev_from_attrs(sock_net(skb->sk),
- info->attrs);
+ info->info.attrs);
if (IS_ERR(*wpan_dev)) {
err = PTR_ERR(*wpan_dev);
goto out_unlock;
@@ -570,7 +570,7 @@ static int nl802154_dump_wpan_phy_parse(struct sk_buff *skb,
struct nl802154_dump_wpan_phy_state *state)
{
const struct genl_dumpit_info *info = genl_dumpit_info(cb);
- struct nlattr **tb = info->attrs;
+ struct nlattr **tb = info->info.attrs;
if (tb[NL802154_ATTR_WPAN_PHY])
state->filter_wpan_phy = nla_get_u32(tb[NL802154_ATTR_WPAN_PHY]);
diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c
index 82ad26970b9b..d47879d5a74c 100644
--- a/net/netlink/genetlink.c
+++ b/net/netlink/genetlink.c
@@ -846,7 +846,6 @@ static int genl_start(struct netlink_callback *cb)
}
info->family = ctx->family;
info->op = *ops;
- info->attrs = attrs;
info->info.snd_seq = cb->nlh->nlmsg_seq;
info->info.snd_portid = NETLINK_CB(cb->skb).portid;
info->info.nlhdr = cb->nlh;
@@ -864,7 +863,7 @@ static int genl_start(struct netlink_callback *cb)
}
if (rc) {
- genl_family_rcv_msg_attrs_free(info->attrs);
+ genl_family_rcv_msg_attrs_free(info->info.attrs);
genl_dumpit_info_free(info);
cb->data = NULL;
}
@@ -898,7 +897,7 @@ static int genl_done(struct netlink_callback *cb)
rc = ops->done(cb);
genl_op_unlock(info->family);
}
- genl_family_rcv_msg_attrs_free(info->attrs);
+ genl_family_rcv_msg_attrs_free(info->info.attrs);
genl_dumpit_info_free(info);
return rc;
}
@@ -1387,7 +1386,7 @@ static int ctrl_dumppolicy_start(struct netlink_callback *cb)
{
const struct genl_dumpit_info *info = genl_dumpit_info(cb);
struct ctrl_dump_policy_ctx *ctx = (void *)cb->ctx;
- struct nlattr **tb = info->attrs;
+ struct nlattr **tb = info->info.attrs;
const struct genl_family *rt;
struct genl_op_iter i;
int err;
diff --git a/net/nfc/netlink.c b/net/nfc/netlink.c
index e9ac6a6f934e..aa1dbf654c3e 100644
--- a/net/nfc/netlink.c
+++ b/net/nfc/netlink.c
@@ -110,10 +110,10 @@ static struct nfc_dev *__get_device_from_cb(struct netlink_callback *cb)
struct nfc_dev *dev;
u32 idx;
- if (!info->attrs[NFC_ATTR_DEVICE_INDEX])
+ if (!info->info.attrs[NFC_ATTR_DEVICE_INDEX])
return ERR_PTR(-EINVAL);
- idx = nla_get_u32(info->attrs[NFC_ATTR_DEVICE_INDEX]);
+ idx = nla_get_u32(info->info.attrs[NFC_ATTR_DEVICE_INDEX]);
dev = nfc_get_device(idx);
if (!dev)
diff --git a/net/tipc/netlink_compat.c b/net/tipc/netlink_compat.c
index 299cd6754f14..5bc076f2fa74 100644
--- a/net/tipc/netlink_compat.c
+++ b/net/tipc/netlink_compat.c
@@ -208,7 +208,7 @@ static int __tipc_nl_compat_dumpit(struct tipc_nl_compat_cmd_dump *cmd,
goto err_out;
}
- info.attrs = attrbuf;
+ info.info.attrs = attrbuf;
if (nlmsg_len(cb.nlh) > 0) {
err = nlmsg_parse_deprecated(cb.nlh, GENL_HDRLEN, attrbuf,
diff --git a/net/tipc/node.c b/net/tipc/node.c
index a9c5b6594889..3105abe97bb9 100644
--- a/net/tipc/node.c
+++ b/net/tipc/node.c
@@ -2662,7 +2662,7 @@ static int __tipc_nl_add_node_links(struct net *net, struct tipc_nl_msg *msg,
int tipc_nl_node_dump_link(struct sk_buff *skb, struct netlink_callback *cb)
{
struct net *net = sock_net(skb->sk);
- struct nlattr **attrs = genl_dumpit_info(cb)->attrs;
+ struct nlattr **attrs = genl_dumpit_info(cb)->info.attrs;
struct nlattr *link[TIPC_NLA_LINK_MAX + 1];
struct tipc_net *tn = net_generic(net, tipc_net_id);
struct tipc_node *node;
@@ -2870,7 +2870,7 @@ int tipc_nl_node_dump_monitor_peer(struct sk_buff *skb,
int err;
if (!prev_node) {
- struct nlattr **attrs = genl_dumpit_info(cb)->attrs;
+ struct nlattr **attrs = genl_dumpit_info(cb)->info.attrs;
struct nlattr *mon[TIPC_NLA_MON_MAX + 1];
if (!attrs[TIPC_NLA_MON])
diff --git a/net/tipc/socket.c b/net/tipc/socket.c
index ef8e5139a873..bb1118d02f95 100644
--- a/net/tipc/socket.c
+++ b/net/tipc/socket.c
@@ -3791,7 +3791,7 @@ int tipc_nl_publ_dump(struct sk_buff *skb, struct netlink_callback *cb)
struct tipc_sock *tsk;
if (!tsk_portid) {
- struct nlattr **attrs = genl_dumpit_info(cb)->attrs;
+ struct nlattr **attrs = genl_dumpit_info(cb)->info.attrs;
struct nlattr *sock[TIPC_NLA_SOCK_MAX + 1];
if (!attrs[TIPC_NLA_SOCK])
diff --git a/net/tipc/udp_media.c b/net/tipc/udp_media.c
index 926232557e77..f892b0903dba 100644
--- a/net/tipc/udp_media.c
+++ b/net/tipc/udp_media.c
@@ -465,7 +465,7 @@ int tipc_udp_nl_dump_remoteip(struct sk_buff *skb, struct netlink_callback *cb)
int i;
if (!bid && !skip_cnt) {
- struct nlattr **attrs = genl_dumpit_info(cb)->attrs;
+ struct nlattr **attrs = genl_dumpit_info(cb)->info.attrs;
struct net *net = sock_net(skb->sk);
struct nlattr *battrs[TIPC_NLA_BEARER_MAX + 1];
char *bname;
--
2.41.0
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