On Tue, Nov 06, 2012 at 01:10:10PM +0100, Eric Leblond wrote: > Due to a NULL dereference, the following patch is causing oops > in normal trafic condition: > > commit c0de08d04215031d68fa13af36f347a6cfa252ca > Author: Eric Leblond <[email protected]> > Date: Thu Aug 16 22:02:58 2012 +0000 > > af_packet: don't emit packet on orig fanout group > > This buggy patch was a feature fix and has reached most stable > branches. > > When skb->sk is NULL and when packet fanout is used, there is a > crash in match_fanout_group where skb->sk is accessed. > This patch fixes the issue by returning false as soon as the > socket is NULL: this correspond to the wanted behavior because > the kernel as to resend the skb to all the listening socket in > this case. > > Signed-off-by: Eric Leblond <[email protected]> > --- > net/core/dev.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-)
<formletter> This is not the correct way to submit patches for inclusion in the stable kernel tree. Please read Documentation/stable_kernel_rules.txt for how to do this properly. </formletter> -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
