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| author | David S. Miller <davem@davemloft.net> | 2011-07-06 07:30:59 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-07-06 07:30:59 -0700 |
| commit | aec27311c23a8ce8eaf490762249d3ed74be83b6 (patch) | |
| tree | 51a789724f43439d5aff9ddc4d87cd4d00397489 /net/packet | |
| parent | dc7f9f6e8838556f226c2ebd1da7bb305cb25654 (diff) | |
| download | linux-aec27311c23a8ce8eaf490762249d3ed74be83b6.tar.gz linux-aec27311c23a8ce8eaf490762249d3ed74be83b6.tar.bz2 linux-aec27311c23a8ce8eaf490762249d3ed74be83b6.zip | |
packet: Fix leak in pre-defrag support.
When we clone the SKB, we forget about the original
one. Avoid this problem by using skb_share_check().
Reported-by: Penttilä Mika <mika.penttila@ixonos.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/packet')
| -rw-r--r-- | net/packet/af_packet.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index 41f0489ff665..aec50a1e9849 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -476,7 +476,7 @@ static struct sk_buff *fanout_check_defrag(struct sk_buff *skb) return skb; if (ip_is_fragment(ip_hdr(skb))) { - skb = skb_clone(skb, GFP_ATOMIC); + skb = skb_share_check(skb, GFP_ATOMIC); if (skb) { if (pskb_trim_rcsum(skb, len)) return skb; |