tree 090abcbf5857c8c9670d58555a505bcb32ce73d1
parent 1b0608fd9b40c7ef0ff01c05449ad3bbdbe461a1
author Li RongQing <roy.qing.li@gmail.com> 1403070362 +0800
committer David S. Miller <davem@davemloft.net> 1403388733 -0700

8021q: fix a potential memory leak

skb_cow called in vlan_reorder_header does not free the skb when it failed,
and vlan_reorder_header returns NULL to reset original skb when it is called
in vlan_untag, lead to a memory leak.

Signed-off-by: Li RongQing <roy.qing.li@gmail.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>