ath9k: fix a null pointer deref issue
SVN-Revision: 24312
This commit is contained in:
parent
f8ed133c0a
commit
c8e1389528
1 changed files with 14 additions and 0 deletions
|
@ -2137,3 +2137,17 @@
|
|||
}
|
||||
|
||||
/* add interfaces */
|
||||
--- a/drivers/net/wireless/ath/ath9k/xmit.c
|
||||
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
|
||||
@@ -1745,7 +1745,10 @@ int ath_tx_start(struct ieee80211_hw *hw
|
||||
int frmlen = skb->len + FCS_LEN;
|
||||
int q;
|
||||
|
||||
- txctl->an = (struct ath_node *)sta->drv_priv;
|
||||
+ /* NOTE: sta can be NULL according to net/mac80211.h */
|
||||
+ if (sta)
|
||||
+ txctl->an = (struct ath_node *)sta->drv_priv;
|
||||
+
|
||||
if (info->control.hw_key)
|
||||
frmlen += info->control.hw_key->icv_len;
|
||||
|
||||
|
|
Loading…
Reference in a new issue