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| author | Deepthi Gowri <deepthi@codeaurora.org> | 2016-08-25 14:28:55 +0530 |
|---|---|---|
| committer | Gerrit - the friendly Code Review server <code-review@localhost> | 2016-09-14 23:37:19 -0700 |
| commit | f039cdf2a2241510987db42a08dbfb38741a550e (patch) | |
| tree | 74e60dfe9f35cdf7a0ef01844a5e3c7e4e58d504 | |
| parent | afa16b8110a96587e1b34022927c129232eeea95 (diff) | |
qcacld-2.0: Protect the ROC ctx with mutex during mgmt TX
Protect access of remain_on_chan_ctx in __wlan_hdd_mgmt_tx
under remain_on_chan_ctx_lock mutex.
CRs-Fixed: 1054846
Change-Id: Ia96d1ea901bcbe95b5ecf608d63ba6a544a1465c
| -rw-r--r-- | CORE/HDD/src/wlan_hdd_p2p.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/CORE/HDD/src/wlan_hdd_p2p.c b/CORE/HDD/src/wlan_hdd_p2p.c index 52e2f03c967a..1ea663e5f04a 100644 --- a/CORE/HDD/src/wlan_hdd_p2p.c +++ b/CORE/HDD/src/wlan_hdd_p2p.c @@ -1626,17 +1626,18 @@ int __wlan_hdd_mgmt_tx(struct wiphy *wiphy, struct net_device *dev, } else mutex_unlock(&cfgState->remain_on_chan_ctx_lock); + mutex_lock(&cfgState->remain_on_chan_ctx_lock); if((cfgState->remain_on_chan_ctx != NULL) && (cfgState->current_freq == chan->center_freq) ) { + mutex_unlock(&cfgState->remain_on_chan_ctx_lock); hddLog(LOG1,"action frame: extending the wait time"); extendedWait = (tANI_U16)wait; goto send_frame; } - + mutex_unlock(&cfgState->remain_on_chan_ctx_lock); INIT_COMPLETION(pAdapter->offchannel_tx_event); - status = wlan_hdd_request_remain_on_channel(wiphy, dev, chan, #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,8,0)) && !defined(WITH_BACKPORTS) |