Commit 70e90679 authored Nov 06, 2008 by Alexey Dobriyan Committed by David S. Miller Nov 06, 2008

af_key: mark policy as dead before destroying



xfrm_policy_destroy() will oops if not dead policy is passed to it.
On error path in pfkey_compile_policy() exactly this happens.

Oopsable for CAP_NET_ADMIN owners.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 4bab0ea1

net/key/af_key.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -3188,6 +3188,7 @@ static struct xfrm_policy pfkey_compile_policy(struct sock sk, int opt,
		return xp;

		out:
		xp->walk.dead = 1;
		xfrm_policy_destroy(xp);
		return NULL;
		}