From c8e13895282a5cbf8337361bb1e6fe110113323f Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Tue, 7 Dec 2010 18:22:43 +0000 Subject: ath9k: fix a null pointer deref issue SVN-Revision: 24312 --- package/mac80211/patches/320-pending_work.patch | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/package/mac80211/patches/320-pending_work.patch b/package/mac80211/patches/320-pending_work.patch index 44d8df2e03..38bf6fb9fb 100644 --- a/package/mac80211/patches/320-pending_work.patch +++ b/package/mac80211/patches/320-pending_work.patch @@ -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; + -- cgit v1.2.3