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[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>
This commit is contained in:
Urs Thuermann 2008-02-07 18:05:04 -08:00 committed by David S. Miller
parent a2fea5f19f
commit a219994bf5
1 changed files with 9 additions and 15 deletions
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24
net/can/raw.c
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@ -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);