netfilter: x_tables: allow to use default cgroup match

There's actually no good reason why we cannot use cgroup id 0, so lets just remove this artificial barrier. Reported-by: Alexey Perevalov <a.perevalov@samsung.com> Signed-off-by: Daniel Borkmann <dborkman@redhat.com> Tested-by: Alexey Perevalov <a.perevalov@samsung.com> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
mariux64 · Aug 19, 2014 · caa8ad9 · caa8ad9
1 parent 8993cf8
commit caa8ad9
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/net/netfilter/xt_cgroup.c b/net/netfilter/xt_cgroup.c
@@ -31,7 +31,7 @@ static int cgroup_mt_check(const struct xt_mtchk_param *par)
 	if (info->invert & ~1)
 		return -EINVAL;
 
-	return info->id ? 0 : -EINVAL;
+	return 0;
 }
 
 static bool