From b40d260aaf6c6cd4dab390094a706dfa409e9012 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sat, 18 Dec 2010 17:56:32 +0000 Subject: [PATCH] mac80211: fix a crash in the tx path SVN-Revision: 24672 --- .../541-mac80211_fix_skb_copy_crash.patch | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 package/mac80211/patches/541-mac80211_fix_skb_copy_crash.patch diff --git a/package/mac80211/patches/541-mac80211_fix_skb_copy_crash.patch b/package/mac80211/patches/541-mac80211_fix_skb_copy_crash.patch new file mode 100644 index 0000000000..810df58506 --- /dev/null +++ b/package/mac80211/patches/541-mac80211_fix_skb_copy_crash.patch @@ -0,0 +1,19 @@ +--- a/net/mac80211/tx.c ++++ b/net/mac80211/tx.c +@@ -1748,7 +1748,7 @@ netdev_tx_t ieee80211_subif_start_xmit(s + { + struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); + struct ieee80211_local *local = sdata->local; +- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); ++ struct ieee80211_tx_info *info; + int ret = NETDEV_TX_BUSY, head_need; + u16 ethertype, hdrlen, meshhdrlen = 0; + __le16 fc; +@@ -2039,6 +2039,7 @@ netdev_tx_t ieee80211_subif_start_xmit(s + skb_set_network_header(skb, nh_pos); + skb_set_transport_header(skb, h_pos); + ++ info = IEEE80211_SKB_CB(skb); + memset(info, 0, sizeof(*info)); + + dev->trans_start = jiffies;