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authorFlorian Zumbiehl <florz@florz.de>2007-04-20 16:56:31 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-25 22:29:18 -0700
commitbfafb26e11849fe99e03cc1902a91f7f65354e47 (patch)
tree4ddd6237cebfcfcbe9ec1dc15a375c0a5fe355f7 /drivers/net/pppoe.c
parent0c6fcc8a8cfcc737d05b6be8b2c3e931ef99cfc2 (diff)
downloadlinux-bfafb26e11849fe99e03cc1902a91f7f65354e47.tar.gz
[PPPoE]: miscellaneous smaller cleanups
below is a patch that just removes dead code/initializers without any
effect (first access is an assignment) that I stumbled accross while
reading the source.

Signed-off-by: Florian Zumbiehl <florz@florz.de>
Acked-by: Michal Ostrowski <mostrows@earthlink.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/pppoe.c')
-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 e9fb616ff663..f761a9aae4c8 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++) {