We leak the allocated out_skb in case pfkey_xfrm_policy2msg() fails. Fix this by freeing it on error.
Signed-off-by: Young Xiao <92siuy...@gmail.com> --- net/key/af_key.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/net/key/af_key.c b/net/key/af_key.c index 4af1e1d..ec414f6 100644 --- a/net/key/af_key.c +++ b/net/key/af_key.c @@ -2443,6 +2443,7 @@ static int key_pol_get_resp(struct sock *sk, struct xfrm_policy *xp, const struc } err = pfkey_xfrm_policy2msg(out_skb, xp, dir); if (err < 0) + kfree_skb(out_skb); goto out; out_hdr = (struct sadb_msg *) out_skb->data; @@ -2695,6 +2696,7 @@ static int dump_sp(struct xfrm_policy *xp, int dir, int count, void *ptr) err = pfkey_xfrm_policy2msg(out_skb, xp, dir); if (err < 0) + kfree_skb(out_skb); return err; out_hdr = (struct sadb_msg *) out_skb->data; -- 2.7.4