[CAN]: Minor clean-ups

Remove unneeded variable.
Rename local variable error to err like in all other places.
Some white-space changes.

Signed-off-by: Urs Thuermann <urs.thuermann@volkswagen.de>
Signed-off-by: Oliver Hartkopp <oliver.hartkopp@volkswagen.de>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/can/raw.c b/net/can/raw.c
index aeefd1419d009da25a1171ff4f1c7d05e12bd981..94cd7f27c44470109263bd653301e9944b403496 100644 (file)
--- a/net/can/raw.c
+++ b/net/can/raw.c
@@ -98,7 +98,6 @@ static void raw_rcv(struct sk_buff *skb, void *data)
        struct sock *sk = (struct sock *)data;
        struct raw_sock *ro = raw_sk(sk);
        struct sockaddr_can *addr;
-       int error;
 
        if (!ro->recv_own_msgs) {
                /* check the received tx sock reference */
@@ -121,14 +120,12 @@ static void raw_rcv(struct sk_buff *skb, void *data)
        addr->can_family  = AF_CAN;
        addr->can_ifindex = skb->dev->ifindex;
 
-       error = sock_queue_rcv_skb(sk, skb);
-       if (error < 0)
+       if (sock_queue_rcv_skb(sk, skb) < 0)
                kfree_skb(skb);
 }
 
 static int raw_enable_filters(struct net_device *dev, struct sock *sk,
-                             struct can_filter *filter,
-                             int count)
+                             struct can_filter *filter, int count)
 {
        int err = 0;
        int i;
@@ -163,8 +160,7 @@ static int raw_enable_errfilter(struct net_device *dev, struct sock *sk,
 }
 
 static void raw_disable_filters(struct net_device *dev, struct sock *sk,
-                             struct can_filter *filter,
-                             int count)
+                             struct can_filter *filter, int count)
 {
        int i;
 
@@ -353,7 +349,6 @@ static int raw_bind(struct socket *sock, struct sockaddr *uaddr, int len)
                /* filters set by default/setsockopt */
                err = raw_enable_allfilters(dev, sk);
                dev_put(dev);
-
        } else {
                ifindex = 0;
 
@@ -466,7 +461,6 @@ static int raw_setsockopt(struct socket *sock, int level, int optname,
                        if (err) {
                                if (count > 1)
                                        kfree(filter);
-
                                goto out_fil;
                        }
 
@@ -673,25 +667,25 @@ static int raw_recvmsg(struct kiocb *iocb, struct socket *sock,
 {
        struct sock *sk = sock->sk;
        struct sk_buff *skb;
-       int error = 0;
+       int err = 0;
        int noblock;
 
        noblock =  flags & MSG_DONTWAIT;
        flags   &= ~MSG_DONTWAIT;
 
-       skb = skb_recv_datagram(sk, flags, noblock, &error);
+       skb = skb_recv_datagram(sk, flags, noblock, &err);
        if (!skb)
-               return error;
+               return err;
 
        if (size < skb->len)
                msg->msg_flags |= MSG_TRUNC;
        else
                size = skb->len;
 
-       error = memcpy_toiovec(msg->msg_iov, skb->data, size);
-       if (error < 0) {
+       err = memcpy_toiovec(msg->msg_iov, skb->data, size);
+       if (err < 0) {
                skb_free_datagram(sk, skb);
-               return error;
+               return err;
        }
 
        sock_recv_timestamp(msg, sk, skb);