[IPSEC]: Fix lockup in xfrm4_dst_check.

diff --git a/net/ipv4/xfrm_policy.c b/net/ipv4/xfrm_policy.c
index 440932d1d255ba57a335870e3711262d0eee2296..93c5b14b00fdd765b253b3f94c8b1e2901ca177d 100644 (file)
--- a/net/ipv4/xfrm_policy.c
+++ b/net/ipv4/xfrm_policy.c
@@ -948,6 +948,7 @@ static struct dst_entry *xfrm4_dst_check(struct dst_entry *dst, u32 cookie)
                        dst_release(dst);
                        return NULL;
                }
+               child = child->child;
        }
 
        return dst;