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authorGertjan van Wingerde <gwingerde@gmail.com>2009-12-04 23:47:07 +0100
committerJohn W. Linville <linville@tuxdriver.com>2009-12-21 18:56:41 -0500
commite54be4e7356c0612b48407d3b0647a29cb82e254 (patch)
tree214c1bad46269bb23d89f439d2ae6943b34c7702 /drivers/net/wireless/rt2x00/rt2x00queue.c
parent5de42f9eeafa7d54ffb833e0526d4828e194fddb (diff)
rt2x00: Fix trimming of L2 padded frames.
Ensure that frames without payload are properly trimmed in rt2x00queue_insert_l2pad. This should fix the bug reported by Benoit Papillault in: http://marc.info/?l=linux-wireless&m=125974773006734&w=2 Signed-off-by: Gertjan van Wingerde <gwingerde@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00queue.c')
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00queue.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c
index 7452fa850a0..3d8fb684b4e 100644
--- a/drivers/net/wireless/rt2x00/rt2x00queue.c
+++ b/drivers/net/wireless/rt2x00/rt2x00queue.c
@@ -180,7 +180,7 @@ void rt2x00queue_insert_l2pad(struct sk_buff *skb, unsigned int header_length)
unsigned int payload_length = skb->len - header_length;
unsigned int header_align = ALIGN_SIZE(skb, 0);
unsigned int payload_align = ALIGN_SIZE(skb, header_length);
- unsigned int l2pad = L2PAD_SIZE(header_length);
+ unsigned int l2pad = payload_length ? L2PAD_SIZE(header_length) : 0;
/*
* Adjust the header alignment if the payload needs to be moved more