4.6-stable review patch. If anyone has any objections, please let me know.
------------------
From: Gregory Greenman <gregory.greenman@xxxxxxxxx>
commit 16a910a6722b7a8680409e634c7c0dac073c01e4 upstream.
Handle the case when dev_alloc_skb returns NULL.
Fixes: 2b67f944f88c2 ("cfg80211: reuse existing page fragments in A-MSDU rx")
Signed-off-by: Gregory Greenman <gregory.greenman@xxxxxxxxx>
Signed-off-by: Luca Coelho <luciano.coelho@xxxxxxxxx>
Signed-off-by: Johannes Berg <johannes@xxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
net/wireless/util.c | 2 ++
1 file changed, 2 insertions(+)
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -721,6 +721,8 @@ __ieee80211_amsdu_copy(struct sk_buff *s
* alignment since sizeof(struct ethhdr) is 14.
*/
frame = dev_alloc_skb(hlen + sizeof(struct ethhdr) + 2 + cur_len);
+ if (!frame)
+ return NULL;
skb_reserve(frame, hlen + sizeof(struct ethhdr) + 2);
skb_copy_bits(skb, offset, skb_put(frame, cur_len), cur_len);
--
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