| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-ID: <e187df14-403c-2908-e4f5-8d38d7f63810@gmail.com>
Date: Wed, 16 Feb 2022 12:42:57 +0300
From: Pavel Skripkin <paskripkin@...il.com>
To: Phillip Potter <phil@...lpotter.co.uk>, gregkh@...uxfoundation.org
Cc: dan.carpenter@...cle.com, Larry.Finger@...inger.net,
straube.linux@...il.com, martin@...ser.cx,
linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 02/15] staging: r8188eu: remove smaller sets of
converted DBG_88E calls
Hi Phillip,
On 2/16/22 04:06, Phillip Potter wrote:
> Remove all the smaller sets of dev_dbg/netdev_dbg/pr_debug calls that
> were previously converted from DBG_88E. After some thought, it makes
> more sense to just entirely strip all of these calls, so that debugging
> code in the driver can be more consistent and useful going forwards.
>
> Signed-off-by: Phillip Potter <phil@...lpotter.co.uk>
[code snip]
> @@ -468,9 +440,6 @@ void update_bmc_sta(struct adapter *padapter)
> arg = psta->mac_id & 0x1f;
> arg |= BIT(7);
> tx_ra_bitmap |= ((raid << 28) & 0xf0000000);
> - netdev_dbg(padapter->pnetdev,
> - "mask = 0x%x, arg = 0x%x\n",
> - tx_ra_bitmap, arg);
>
> /* bitmap[0:27] = tx_rate_bitmap */
> /* bitmap[28:31]= Rate Adaptive id */
> @@ -489,7 +458,6 @@ void update_bmc_sta(struct adapter *padapter)
> spin_unlock_bh(&psta->lock);
>
> } else {
> - netdev_dbg(padapter->pnetdev, "add_RATid_bmc_sta error!\n");
> }
else branch can be dropped completelly
> }
>
> @@ -575,8 +543,6 @@ static void update_bcn_erpinfo_ie(struct adapter *padapter)
> unsigned char *p, *ie = pnetwork->IEs;
> u32 len = 0;
>
> - netdev_dbg(padapter->pnetdev, "ERP_enable = %d\n", pmlmeinfo->ERP_enable);
> -
> if (!pmlmeinfo->ERP_enable)
> return;
>
[code snip]
> if (!psta->no_ht_set) {
> @@ -928,9 +874,6 @@ void bss_cap_update_on_sta_join(struct adapter *padapter, struct sta_info *psta)
> pmlmepriv->num_sta_no_ht++;
> }
> if (pmlmepriv->htpriv.ht_option) {
> - netdev_dbg(padapter->pnetdev,
> - "STA %pM - no HT, num of non-HT stations %d\n",
> - (psta->hwaddr), pmlmepriv->num_sta_no_ht);
> }
> }
>
same here
> @@ -941,8 +884,6 @@ void bss_cap_update_on_sta_join(struct adapter *padapter, struct sta_info *psta)
>
> /* update associated stations cap. */
> associated_clients_update(padapter, beacon_updated);
> -
> - netdev_dbg(padapter->pnetdev, "updated = %d\n", beacon_updated);
> }
>
[code snip]
> diff --git a/drivers/staging/r8188eu/core/rtw_ieee80211.c b/drivers/staging/r8188eu/core/rtw_ieee80211.c
> index 25445f3ab4a3..c8998cb276be 100644
> --- a/drivers/staging/r8188eu/core/rtw_ieee80211.c
> +++ b/drivers/staging/r8188eu/core/rtw_ieee80211.c
> @@ -655,8 +655,6 @@ static int rtw_ieee802_11_parse_vendor_specific(u8 *pos, uint elen,
> * sub-type. */
> if (elen < 4) {
> if (show_errors) {
> - pr_debug("short vendor specific information element ignored (len=%lu)\n",
> - (unsigned long)elen);
> }
> return -1;
same here
> }
> @@ -675,8 +673,6 @@ static int rtw_ieee802_11_parse_vendor_specific(u8 *pos, uint elen,
[code snip]
> @@ -754,8 +742,6 @@ enum parse_res rtw_ieee802_11_parse_elems(u8 *start, uint len,
>
> if (elen > left) {
> if (show_errors) {
> - pr_debug("IEEE 802.11 element parse failed (id=%d elen=%d left=%lu)\n",
> - id, elen, (unsigned long)left);
> }
> return ParseFailed;
> }
same here
> @@ -841,8 +827,6 @@ enum parse_res rtw_ieee802_11_parse_elems(u8 *start, uint len,
> unknown++;
> if (!show_errors)
> break;
[code spin]
> @@ -51,8 +47,6 @@ int rtw_IOL_append_cmds(struct xmit_frame *xmit_frame, u8 *IOL_cmds, u32 cmd_len
>
> /* check if the io_buf can accommodate new cmds */
> if (ori_len + cmd_len + 8 > MAX_XMITBUF_SZ) {
> - pr_debug("%u is larger than MAX_XMITBUF_SZ:%u, can't accommodate new cmds\n",
> - ori_len + cmd_len + 8, MAX_XMITBUF_SZ);
> return _FAIL;
> }
Nit: if are going to post v3, please, make checkpatch happy by removing
bracers
>
> diff --git a/drivers/staging/r8188eu/core/rtw_mlme.c b/drivers/staging/r8188eu/core/rtw_mlme.c
> index 557f6b96e99c..d7494d820756 100644
> --- a/drivers/staging/r8188eu/core/rtw_mlme.c
> +++ b/drivers/staging/r8188eu/core/rtw_mlme.c
> @@ -611,9 +611,6 @@ static int rtw_is_desired_network(struct adapter *adapter, struct wlan_network *
> }
>
> if ((desired_encmode != Ndis802_11EncryptionDisabled) && (privacy == 0)) {
> - netdev_dbg(adapter->pnetdev,
> - "desired_encmode: %d, privacy: %d\n",
> - desired_encmode, privacy);
> bselected = false;
> }
>
same bracers here
> @@ -725,9 +722,6 @@ void rtw_surveydone_event_callback(struct adapter *adapter, u8 *pbuf)
> _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
> rtw_indicate_connect(adapter);
> } else {
> - netdev_dbg(adapter->pnetdev,
> - "try_to_join, but select scanning queue fail, to_roaming:%d\n",
> - pmlmepriv->to_roaming);
> if (rtw_to_roaming(adapter) != 0) {
> if (--pmlmepriv->to_roaming == 0 ||
> _SUCCESS != rtw_sitesurvey_cmd(adapter, &pmlmepriv->assoc_ssid, 1, NULL, 0)) {
> @@ -1225,10 +1219,6 @@ void rtw_stadel_event_callback(struct adapter *adapter, u8 *pbuf)
> else
> mac_id = pstadel->mac_id;
>
> - netdev_dbg(adapter->pnetdev,
> - "(mac_id=%d)=%pM\n",
> - mac_id, pstadel->macaddr);
> -
> if (mac_id >= 0) {
> u16 media_status;
> media_status = (mac_id << 8) | 0; /* MACID|OPMODE:0 means disconnect */
> @@ -1318,8 +1308,6 @@ void _rtw_join_timeout_handler (struct adapter *adapter)
> struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
> int do_join_r;
>
> - netdev_dbg(adapter->pnetdev, "fw_state=%x\n", get_fwstate(pmlmepriv));
> -
> if (adapter->bDriverStopped || adapter->bSurpriseRemoved)
> return;
>
> @@ -1329,19 +1317,12 @@ void _rtw_join_timeout_handler (struct adapter *adapter)
> while (1) {
> pmlmepriv->to_roaming--;
> if (rtw_to_roaming(adapter) != 0) { /* try another */
> - netdev_dbg(adapter->pnetdev,
> - "try another roaming\n");
> do_join_r = rtw_do_join(adapter);
> if (_SUCCESS != do_join_r) {
> - netdev_dbg(adapter->pnetdev,
> - "roaming do_join return %d\n",
> - do_join_r);
> continue;
> }
And here. Ok, I won't point out to bracers anymore. I guess, you get me :)
> break;
> } else {
> - netdev_dbg(adapter->pnetdev,
> - "We've tried roaming but failed\n");
> rtw_indicate_disconnect(adapter);
> break;
> }
> @@ -1362,7 +1343,6 @@ void rtw_scan_timeout_handler (struct adapter *adapter)
> {
> struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
>
> - netdev_dbg(adapter->pnetdev, "fw_state=%x\n", get_fwstate(pmlmepriv));
> spin_lock_bh(&pmlmepriv->lock);
> _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
> spin_unlock_bh(&pmlmepriv->lock);
> @@ -1467,15 +1447,6 @@ static int rtw_check_join_candidate(struct mlme_priv *pmlmepriv
> updated = true;
> }
> if (updated) {
> - netdev_dbg(adapter->pnetdev,
> - "[by_bssid:%u][assoc_ssid:%s]new candidate: %s(%pM rssi:%d\n",
> - pmlmepriv->assoc_by_bssid,
> - pmlmepriv->assoc_ssid.Ssid,
> - (*candidate)->network.Ssid.Ssid,
> - (*candidate)->network.MacAddress,
> - (int)(*candidate)->network.Rssi);
> - netdev_dbg(adapter->pnetdev,
> - "[to_roaming:%u]\n", rtw_to_roaming(adapter));
> }
>
drop if
> exit:
> @@ -1513,21 +1484,13 @@ int rtw_select_and_join_from_scanned_queue(struct mlme_priv *pmlmepriv)
> rtw_check_join_candidate(pmlmepriv, &candidate, pnetwork);
> }
> if (!candidate) {
> - netdev_dbg(adapter->pnetdev,
> - "return _FAIL(candidate==NULL)\n");
> ret = _FAIL;
> goto exit;
> } else {
> - netdev_dbg(adapter->pnetdev, "candidate: %s(%pM ch:%u)\n",
> - candidate->network.Ssid.Ssid, candidate->network.MacAddress,
> - candidate->network.Configuration.DSConfig);
> }
>
> /* check for situation of _FW_LINKED */
> if (check_fwstate(pmlmepriv, _FW_LINKED)) {
> - netdev_dbg(adapter->pnetdev,
> - "_FW_LINKED while ask_for_joinbss!!!\n");
> -
> rtw_disassoc_cmd(adapter, 0, true);
> rtw_indicate_disconnect(adapter);
> rtw_free_assoc_resources(adapter, 0);
> @@ -1537,9 +1500,6 @@ int rtw_select_and_join_from_scanned_queue(struct mlme_priv *pmlmepriv)
> if (supp_ant_div) {
> u8 cur_ant;
> GetHalDefVar8188EUsb(adapter, HAL_DEF_CURRENT_ANTENNA, &cur_ant);
> - netdev_dbg(adapter->pnetdev, "Opt_Ant_(%s), cur_Ant(%s)\n",
> - (candidate->network.PhyInfo.Optimum_antenna == 2) ? "A" : "B",
> - (cur_ant == 2) ? "A" : "B");
> }
>
> ret = rtw_joinbss_cmd(adapter, candidate);
> @@ -1611,10 +1571,6 @@ int rtw_set_key(struct adapter *adapter, struct security_priv *psecuritypriv, in
> psetkeyparm->keyid = (u8)keyid;/* 0~3 */
> psetkeyparm->set_tx = set_tx;
> pmlmepriv->key_mask |= BIT(psetkeyparm->keyid);
> - netdev_dbg(adapter->pnetdev,
> - "algorithm(%x), keyid(%x), key_mask(%x)\n",
> - psetkeyparm->algorithm, psetkeyparm->keyid,
> - pmlmepriv->key_mask);
>
> switch (psetkeyparm->algorithm) {
> case _WEP40_:
> @@ -2005,7 +1961,7 @@ void rtw_update_ht_cap(struct adapter *padapter, u8 *pie, uint ie_len)
> /* Config SM Power Save setting */
> pmlmeinfo->SM_PS = (le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info) & 0x0C) >> 2;
> if (pmlmeinfo->SM_PS == WLAN_HT_CAP_SM_PS_STATIC)
> - netdev_dbg(padapter->pnetdev, "WLAN_HT_CAP_SM_PS_STATIC\n");
> + ;
>
Why?
> /* Config current HT Protection mode. */
> pmlmeinfo->HT_protection = pmlmeinfo->HT_info.infos[1] & 0x3;
> @@ -2040,7 +1996,6 @@ void rtw_issue_addbareq_cmd(struct adapter *padapter, struct xmit_frame *pxmitfr
> issued |= (phtpriv->candidate_tid_bitmap >> priority) & 0x1;
>
> if (0 == issued) {
> - netdev_dbg(padapter->pnetdev, "p=%d\n", priority);
> psta->htpriv.candidate_tid_bitmap |= BIT((u8)priority);
> rtw_addbareq_cmd(padapter, (u8)priority, pattrib->ra);
> }
> @@ -2068,11 +2023,6 @@ void _rtw_roaming(struct adapter *padapter, struct wlan_network *tgt_network)
> pnetwork = &pmlmepriv->cur_network;
>
> if (0 < rtw_to_roaming(padapter)) {
> - netdev_dbg(padapter->pnetdev,
> - "roaming from %s(%pM length:%d\n",
> - pnetwork->network.Ssid.Ssid,
> - pnetwork->network.MacAddress,
> - pnetwork->network.Ssid.SsidLength);
> memcpy(&pmlmepriv->assoc_ssid, &pnetwork->network.Ssid, sizeof(struct ndis_802_11_ssid));
>
> pmlmepriv->assoc_by_bssid = false;
> @@ -2082,16 +2032,11 @@ void _rtw_roaming(struct adapter *padapter, struct wlan_network *tgt_network)
> if (_SUCCESS == do_join_r) {
> break;
> } else {
> - netdev_dbg(padapter->pnetdev,
> - "roaming do_join return %d\n",
> - do_join_r);
> pmlmepriv->to_roaming--;
>
> if (0 < pmlmepriv->to_roaming) {
> continue;
> } else {
> - netdev_dbg(padapter->pnetdev,
> - "-to roaming fail, indicate_disconnect\n");
> rtw_indicate_disconnect(padapter);
> break;
> }
> diff --git a/drivers/staging/r8188eu/core/rtw_security.c b/drivers/staging/r8188eu/core/rtw_security.c
> index 4e93c720c1b6..fdd2dbf65eb7 100644
> --- a/drivers/staging/r8188eu/core/rtw_security.c
> +++ b/drivers/staging/r8188eu/core/rtw_security.c
> @@ -545,8 +545,6 @@ u32 rtw_tkip_decrypt(struct adapter *padapter, struct recv_frame *precvframe)
> if (is_multicast_ether_addr(prxattrib->ra)) {
> if (!psecuritypriv->binstallGrpkey) {
> res = _FAIL;
> - netdev_dbg(padapter->pnetdev,
> - "rx bc/mc packets, but didn't install group key!\n");
> goto exit;
> }
> prwskey = psecuritypriv->dot118021XGrpKey[prxattrib->key_index].skey;
> @@ -1330,10 +1328,6 @@ static int aes_decipher(struct adapter *padapter, u8 *key, uint hdrlen,
> /* compare the mic */
> for (i = 0; i < 8; i++) {
> if (pframe[hdrlen + 8 + plen - 8 + i] != message[hdrlen + 8 + plen - 8 + i]) {
> - netdev_dbg(padapter->pnetdev,
> - "mic check error mic[%d]: pframe(%x)!=message(%x)\n",
> - i, pframe[hdrlen + 8 + plen - 8 + i],
> - message[hdrlen + 8 + plen - 8 + i]);
> res = _FAIL;
> }
> }
> @@ -1361,16 +1355,10 @@ u32 rtw_aes_decrypt(struct adapter *padapter, struct recv_frame *precvframe)
> /* in concurrent we should use sw descrypt in group key, so we remove this message */
> if (!psecuritypriv->binstallGrpkey) {
> res = _FAIL;
> - netdev_dbg(padapter->pnetdev,
> - "rx bc/mc packets, but didn't install group key!\n");
> goto exit;
> }
> prwskey = psecuritypriv->dot118021XGrpKey[prxattrib->key_index].skey;
> if (psecuritypriv->dot118021XGrpKeyid != prxattrib->key_index) {
> - netdev_dbg(padapter->pnetdev,
> - "not match packet_index=%d, install_index=%d\n",
> - prxattrib->key_index,
> - psecuritypriv->dot118021XGrpKeyid);
> res = _FAIL;
> goto exit;
> }
> diff --git a/drivers/staging/r8188eu/core/rtw_sta_mgt.c b/drivers/staging/r8188eu/core/rtw_sta_mgt.c
> index 79b49a13fe61..1fb9b6cc7eda 100644
> --- a/drivers/staging/r8188eu/core/rtw_sta_mgt.c
> +++ b/drivers/staging/r8188eu/core/rtw_sta_mgt.c
> @@ -104,7 +104,7 @@ inline int rtw_stainfo_offset(struct sta_priv *stapriv, struct sta_info *sta)
> int offset = (((u8 *)sta) - stapriv->pstainfo_buf) / sizeof(struct sta_info);
>
> if (!stainfo_offset_valid(offset))
> - pr_debug("invalid offset(%d), out of range!!!", offset);
> + ;
>
Same "why?"
> return offset;
> }
> @@ -112,7 +112,7 @@ inline int rtw_stainfo_offset(struct sta_priv *stapriv, struct sta_info *sta)
> inline struct sta_info *rtw_get_stainfo_by_offset(struct sta_priv *stapriv, int offset)
> {
> if (!stainfo_offset_valid(offset))
> - pr_debug("invalid offset(%d), out of range!!!", offset);
> + ;
>
Same "why?"
I might be missing something, but looks like you are following some rule
by leaving empty branches. Can you, please, add explanations to commit
message or remove them, since now it looks very odd
With regards,
Pavel Skripkin
Powered by blists - more mailing lists