[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>

1 files changed, 9 insertions, 15 deletions

diff --git a/net/can/raw.c b/net/can/raw.c
index aeefd1419d00..94cd7f27c444 100644
--- 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);