iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Merge tag 'iwlwifi-for-kalle-2016-09-15' of git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-fixes

Browse Source 
* fix to prevent firmware crash when sending off-channel frames
This commit is contained in:
Kalle Valo
2016-09-17 17:06:22 +03:00
parent a0714125d1 54c5ef2e93
commit db64c5fa59
1 changed files with 9 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

19
drivers/net/wireless/intel/iwlwifi/mvm/tx.c
View File

@ -513,6 +513,15 @@ int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb)
int hdrlen = ieee80211_hdrlen(hdr->frame_control); int hdrlen = ieee80211_hdrlen(hdr->frame_control);
int queue; int queue;
/* IWL_MVM_OFFCHANNEL_QUEUE is used for ROC packets that can be used
* in 2 different types of vifs, P2P & STATION. P2P uses the offchannel
* queue. STATION (HS2.0) uses the auxiliary context of the FW,
* and hence needs to be sent on the aux queue
*/
if (IEEE80211_SKB_CB(skb)->hw_queue == IWL_MVM_OFFCHANNEL_QUEUE &&
skb_info->control.vif->type == NL80211_IFTYPE_STATION)
IEEE80211_SKB_CB(skb)->hw_queue = mvm->aux_queue;
memcpy(&info, skb->cb, sizeof(info)); memcpy(&info, skb->cb, sizeof(info));
if (WARN_ON_ONCE(info.flags & IEEE80211_TX_CTL_AMPDU)) if (WARN_ON_ONCE(info.flags & IEEE80211_TX_CTL_AMPDU))
@ -526,16 +535,6 @@ int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb)
/* This holds the amsdu headers length */ /* This holds the amsdu headers length */
skb_info->driver_data[0] = (void *)(uintptr_t)0; skb_info->driver_data[0] = (void *)(uintptr_t)0;
/*
* IWL_MVM_OFFCHANNEL_QUEUE is used for ROC packets that can be used
* in 2 different types of vifs, P2P & STATION. P2P uses the offchannel
* queue. STATION (HS2.0) uses the auxiliary context of the FW,
* and hence needs to be sent on the aux queue
*/
if (IEEE80211_SKB_CB(skb)->hw_queue == IWL_MVM_OFFCHANNEL_QUEUE &&
info.control.vif->type == NL80211_IFTYPE_STATION)
IEEE80211_SKB_CB(skb)->hw_queue = mvm->aux_queue;
queue = info.hw_queue; queue = info.hw_queue;
/* /*