diff options
| author | Felix Fietkau <nbd@openwrt.org> | 2010-12-18 19:30:48 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-02-17 15:13:52 -0800 |
| commit | a0cac77b3e9419631f66067228b71628d8945cfd (patch) | |
| tree | fc671ebd483c83b8f5c51005dadca4112133666d /net | |
| parent | 04e0f5f7ed4fe711325d4d62b80f1f2031db9614 (diff) | |
mac80211: fix initialization of skb->cb in ieee80211_subif_start_xmit
commit 489ee9195a7de9e6bc833d639ff6b553ffdad90e upstream.
The change 'mac80211: Fix BUG in pskb_expand_head when transmitting shared skbs'
added a check for copying the skb if it's shared, however the tx info variable
still points at the cb of the old skb
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Acked-by: Helmut Schaa <helmut.schaa@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'net')
| -rw-r--r-- | net/mac80211/tx.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index e2d33cf0c40..2f09db53084 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -1726,7 +1726,7 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, { 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; @@ -2017,6 +2017,7 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, 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; |