can: use sock_efree instead of own destructor

It is identical to the can destructor.
Signed-off-by: Florian Westphal <fw@strlen.de>
Acked-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

include/linux/can/skb.h

@@ -44,16 +44,11 @@ static inline void can_skb_reserve(struct sk_buff *skb)
 	skb_reserve(skb, sizeof(struct can_skb_priv));
 }
 
-static inline void can_skb_destructor(struct sk_buff *skb)
-{
-	sock_put(skb->sk);
-}
-
 static inline void can_skb_set_owner(struct sk_buff *skb, struct sock *sk)
 {
 	if (sk) {
 		sock_hold(sk);
-		skb->destructor = can_skb_destructor;
+		skb->destructor = sock_efree;
 		skb->sk = sk;
 	}
 }