2.6.36-stable review patch. If anyone has any objections, please let us know.
------------------ From: Mariusz Kozlowski <[email protected]> [ Upstream commit 54dd76848bf67b9fa40ac0340e5ee9c2876d5393 ] Parameter 'len' is size_t type so it will never get negative. Signed-off-by: Mariusz Kozlowski <[email protected]> Signed-off-by: David S. Miller <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> --- net/packet/af_packet.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -1610,9 +1610,11 @@ static int packet_recvmsg(struct kiocb * err = -EINVAL; vnet_hdr_len = sizeof(vnet_hdr); - if ((len -= vnet_hdr_len) < 0) + if (len < vnet_hdr_len) goto out_free; + len -= vnet_hdr_len; + if (skb_is_gso(skb)) { struct skb_shared_info *sinfo = skb_shinfo(skb); _______________________________________________ stable mailing list [email protected] http://linux.kernel.org/mailman/listinfo/stable
