[NET]: Fix warnings after LSM-IPSEC changes.

Assignment used as truth value in xfrm_del_sa()
and xfrm_get_policy().

Wrong argument type declared for security_xfrm_state_delete()
when SELINUX is disabled.
Signed-off-by: David S. Miller <davem@davemloft.net>

include/linux/security.h

@@ -2995,7 +2995,7 @@ static inline void security_xfrm_state_free(struct xfrm_state *x)
 {
 }
 
-static inline int security_xfrm_state_delete(struct xfrm_policy *xp)
+static inline int security_xfrm_state_delete(struct xfrm_state *x)
 {
 	return 0;
 }

net/xfrm/xfrm_user.c

@@ -427,7 +427,7 @@ static int xfrm_del_sa(struct sk_buff *skb, struct nlmsghdr *nlh, void **xfrma)
 	if (x == NULL)
 		return -ESRCH;
 
-	if (err = security_xfrm_state_delete(x))
+	if ((err = security_xfrm_state_delete(x)) != 0)
 		goto out;
 
 	if (xfrm_state_kern(x)) {
@@ -1057,7 +1057,7 @@ static int xfrm_get_policy(struct sk_buff *skb, struct nlmsghdr *nlh, void **xfr
 					      MSG_DONTWAIT);
 		}
 	} else {
-		if (err = security_xfrm_policy_delete(xp))
+		if ((err = security_xfrm_policy_delete(xp)) != 0)
 			goto out;
 		c.data.byid = p->index;
 		c.event = nlh->nlmsg_type;