can: merge error paths
Ilpo Järvinen [Mon, 15 Dec 2008 07:16:58 +0000 (23:16 -0800)]
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/can/raw.c

index 6e0663f..27aab63 100644 (file)
@@ -641,17 +641,12 @@ static int raw_sendmsg(struct kiocb *iocb, struct socket *sock,
 
        skb = sock_alloc_send_skb(sk, size, msg->msg_flags & MSG_DONTWAIT,
                                  &err);
-       if (!skb) {
-               dev_put(dev);
-               return err;
-       }
+       if (!skb)
+               goto put_dev;
 
        err = memcpy_fromiovec(skb_put(skb, size), msg->msg_iov, size);
-       if (err < 0) {
-               kfree_skb(skb);
-               dev_put(dev);
-               return err;
-       }
+       if (err < 0)
+               goto free_skb;
        skb->dev = dev;
        skb->sk  = sk;
 
@@ -660,9 +655,16 @@ static int raw_sendmsg(struct kiocb *iocb, struct socket *sock,
        dev_put(dev);
 
        if (err)
-               return err;
+               goto send_failed;
 
        return size;
+
+free_skb:
+       kfree_skb(skb);
+put_dev:
+       dev_put(dev);
+send_failed:
+       return err;
 }
 
 static int raw_recvmsg(struct kiocb *iocb, struct socket *sock,