aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--drivers/net/pppoe.c21
1 files changed, 8 insertions, 13 deletions
diff --git a/drivers/net/pppoe.c b/drivers/net/pppoe.c
index e9fb616ff66..f761a9aae4c 100644
--- a/drivers/net/pppoe.c
+++ b/drivers/net/pppoe.c
@@ -207,7 +207,7 @@ static inline struct pppox_sock *get_item(unsigned long sid,
static inline struct pppox_sock *get_item_by_addr(struct sockaddr_pppox *sp)
{
- struct net_device *dev = NULL;
+ struct net_device *dev;
int ifindex;
dev = dev_get_by_name(sp->sa_addr.pppoe.dev);
@@ -222,9 +222,6 @@ static inline int set_item(struct pppox_sock *po)
{
int i;
- if (!po)
- return -EINVAL;
-
write_lock_bh(&pppoe_hash_lock);
i = __set_item(po);
write_unlock_bh(&pppoe_hash_lock);
@@ -344,7 +341,7 @@ static struct notifier_block pppoe_notifier = {
static int pppoe_rcv_core(struct sock *sk, struct sk_buff *skb)
{
struct pppox_sock *po = pppox_sk(sk);
- struct pppox_sock *relay_po = NULL;
+ struct pppox_sock *relay_po;
if (sk->sk_state & PPPOX_BOUND) {
struct pppoe_hdr *ph = pppoe_hdr(skb);
@@ -514,7 +511,6 @@ static int pppoe_release(struct socket *sock)
{
struct sock *sk = sock->sk;
struct pppox_sock *po;
- int error = 0;
if (!sk)
return 0;
@@ -543,7 +539,7 @@ static int pppoe_release(struct socket *sock)
skb_queue_purge(&sk->sk_receive_queue);
sock_put(sk);
- return error;
+ return 0;
}
@@ -762,10 +758,10 @@ static int pppoe_ioctl(struct socket *sock, unsigned int cmd,
static int pppoe_sendmsg(struct kiocb *iocb, struct socket *sock,
struct msghdr *m, size_t total_len)
{
- struct sk_buff *skb = NULL;
+ struct sk_buff *skb;
struct sock *sk = sock->sk;
struct pppox_sock *po = pppox_sk(sk);
- int error = 0;
+ int error;
struct pppoe_hdr hdr;
struct pppoe_hdr *ph;
struct net_device *dev;
@@ -930,7 +926,7 @@ static int pppoe_recvmsg(struct kiocb *iocb, struct socket *sock,
struct msghdr *m, size_t total_len, int flags)
{
struct sock *sk = sock->sk;
- struct sk_buff *skb = NULL;
+ struct sk_buff *skb;
int error = 0;
if (sk->sk_state & PPPOX_BOUND) {
@@ -941,9 +937,8 @@ static int pppoe_recvmsg(struct kiocb *iocb, struct socket *sock,
skb = skb_recv_datagram(sk, flags & ~MSG_DONTWAIT,
flags & MSG_DONTWAIT, &error);
- if (error < 0) {
+ if (error < 0)
goto end;
- }
m->msg_namelen = 0;
@@ -986,7 +981,7 @@ out:
static __inline__ struct pppox_sock *pppoe_get_idx(loff_t pos)
{
- struct pppox_sock *po = NULL;
+ struct pppox_sock *po;
int i = 0;
for (; i < PPPOE_HASH_SIZE; i++) {