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authorEric Dumazet <edumazet@google.com>2013-12-11 08:10:05 -0800
committerDavid S. Miller <davem@davemloft.net>2013-12-11 16:10:14 -0500
commit610438b74496b2986a9025f8e23c134cb638e338 (patch)
treea04eec671093bb727ba8aacb8da6a289e6b77f45 /net/openvswitch
parentce232ce01d61b184202bb185103d119820e1260c (diff)
udp: ipv4: fix potential use after free in udp_v4_early_demux()
pskb_may_pull() can reallocate skb->head, we need to move the initialization of iph and uh pointers after its call. Fixes: 421b3885bf6d ("udp: ipv4: Add udp early demux") Signed-off-by: Eric Dumazet <edumazet@google.com> Cc: Shawn Bohrer <sbohrer@rgmadvisors.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/openvswitch')
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