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author | David S. Miller <davem@sunset.davemloft.net> | 2006-11-14 20:40:49 -0800 |
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committer | David S. Miller <davem@sunset.davemloft.net> | 2006-12-02 21:22:47 -0800 |
commit | c68b907028d35b0ad5a98b5e5552f0ad56a9ba1d (patch) | |
tree | 55a078b2a11da0bfe4b9cbe80608ff6493ee1966 /net/core | |
parent | ba4e58eca8aa9473b44fdfd312f26c4a2e7798b3 (diff) | |
download | lwn-c68b907028d35b0ad5a98b5e5552f0ad56a9ba1d.tar.gz lwn-c68b907028d35b0ad5a98b5e5552f0ad56a9ba1d.zip |
[NETPOLL]: Minor coding-style cleanups.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core')
-rw-r--r-- | net/core/netpoll.c | 99 |
1 files changed, 48 insertions, 51 deletions
diff --git a/net/core/netpoll.c b/net/core/netpoll.c index 0d1de3c47a01..0746c81c57b0 100644 --- a/net/core/netpoll.c +++ b/net/core/netpoll.c @@ -78,7 +78,7 @@ static void queue_process(void *p) } static int checksum_udp(struct sk_buff *skb, struct udphdr *uh, - unsigned short ulen, u32 saddr, u32 daddr) + unsigned short ulen, u32 saddr, u32 daddr) { unsigned int psum; @@ -144,12 +144,11 @@ static void service_arp_queue(struct netpoll_info *npi) arp_reply(skb); skb = skb_dequeue(&npi->arp_tx); } - return; } void netpoll_poll(struct netpoll *np) { - if(!np->dev || !netif_running(np->dev) || !np->dev->poll_controller) + if (!np->dev || !netif_running(np->dev) || !np->dev->poll_controller) return; /* Process pending work on NIC */ @@ -194,7 +193,7 @@ static void zap_completion_queue(void) while (clist != NULL) { struct sk_buff *skb = clist; clist = clist->next; - if(skb->destructor) + if (skb->destructor) dev_kfree_skb_any(skb); /* put this one back */ else __kfree_skb(skb); @@ -217,7 +216,7 @@ repeat: if (!skb) skb = skb_dequeue(&skb_pool); - if(!skb) { + if (!skb) { if (++count < 10) { netpoll_poll(np); goto repeat; @@ -243,12 +242,11 @@ static void netpoll_send_skb(struct netpoll *np, struct sk_buff *skb) } /* don't get messages out of order, and no recursion */ - if ( skb_queue_len(&npinfo->txq) == 0 - && npinfo->poll_owner != smp_processor_id() - && netif_tx_trylock(dev)) { - + if (skb_queue_len(&npinfo->txq) == 0 && + npinfo->poll_owner != smp_processor_id() && + netif_tx_trylock(dev)) { /* try until next clock tick */ - for(tries = jiffies_to_usecs(1)/USEC_PER_POLL; tries > 0; --tries) { + for (tries = jiffies_to_usecs(1)/USEC_PER_POLL; tries > 0; --tries) { if (!netif_queue_stopped(dev)) status = dev->hard_start_xmit(skb, dev); @@ -384,8 +382,8 @@ static void arp_reply(struct sk_buff *skb) if (np->dev->hard_header && np->dev->hard_header(send_skb, skb->dev, ptype, - np->remote_mac, np->local_mac, - send_skb->len) < 0) { + np->remote_mac, np->local_mac, + send_skb->len) < 0) { kfree_skb(send_skb); return; } @@ -423,7 +421,6 @@ int __netpoll_rx(struct sk_buff *skb) struct netpoll_info *npi = skb->dev->npinfo; struct netpoll *np = npi->rx_np; - if (!np) goto out; if (skb->dev->type != ARPHRD_ETHER) @@ -496,47 +493,47 @@ int netpoll_parse_options(struct netpoll *np, char *opt) { char *cur=opt, *delim; - if(*cur != '@') { + if (*cur != '@') { if ((delim = strchr(cur, '@')) == NULL) goto parse_failed; - *delim=0; - np->local_port=simple_strtol(cur, NULL, 10); - cur=delim; + *delim = 0; + np->local_port = simple_strtol(cur, NULL, 10); + cur = delim; } cur++; printk(KERN_INFO "%s: local port %d\n", np->name, np->local_port); - if(*cur != '/') { + if (*cur != '/') { if ((delim = strchr(cur, '/')) == NULL) goto parse_failed; - *delim=0; - np->local_ip=ntohl(in_aton(cur)); - cur=delim; + *delim = 0; + np->local_ip = ntohl(in_aton(cur)); + cur = delim; printk(KERN_INFO "%s: local IP %d.%d.%d.%d\n", np->name, HIPQUAD(np->local_ip)); } cur++; - if ( *cur != ',') { + if (*cur != ',') { /* parse out dev name */ if ((delim = strchr(cur, ',')) == NULL) goto parse_failed; - *delim=0; + *delim = 0; strlcpy(np->dev_name, cur, sizeof(np->dev_name)); - cur=delim; + cur = delim; } cur++; printk(KERN_INFO "%s: interface %s\n", np->name, np->dev_name); - if ( *cur != '@' ) { + if (*cur != '@') { /* dst port */ if ((delim = strchr(cur, '@')) == NULL) goto parse_failed; - *delim=0; - np->remote_port=simple_strtol(cur, NULL, 10); - cur=delim; + *delim = 0; + np->remote_port = simple_strtol(cur, NULL, 10); + cur = delim; } cur++; printk(KERN_INFO "%s: remote port %d\n", np->name, np->remote_port); @@ -544,42 +541,41 @@ int netpoll_parse_options(struct netpoll *np, char *opt) /* dst ip */ if ((delim = strchr(cur, '/')) == NULL) goto parse_failed; - *delim=0; - np->remote_ip=ntohl(in_aton(cur)); - cur=delim+1; + *delim = 0; + np->remote_ip = ntohl(in_aton(cur)); + cur = delim + 1; printk(KERN_INFO "%s: remote IP %d.%d.%d.%d\n", - np->name, HIPQUAD(np->remote_ip)); + np->name, HIPQUAD(np->remote_ip)); - if( *cur != 0 ) - { + if (*cur != 0) { /* MAC address */ if ((delim = strchr(cur, ':')) == NULL) goto parse_failed; - *delim=0; - np->remote_mac[0]=simple_strtol(cur, NULL, 16); - cur=delim+1; + *delim = 0; + np->remote_mac[0] = simple_strtol(cur, NULL, 16); + cur = delim + 1; if ((delim = strchr(cur, ':')) == NULL) goto parse_failed; - *delim=0; - np->remote_mac[1]=simple_strtol(cur, NULL, 16); - cur=delim+1; + *delim = 0; + np->remote_mac[1] = simple_strtol(cur, NULL, 16); + cur = delim + 1; if ((delim = strchr(cur, ':')) == NULL) goto parse_failed; - *delim=0; - np->remote_mac[2]=simple_strtol(cur, NULL, 16); - cur=delim+1; + *delim = 0; + np->remote_mac[2] = simple_strtol(cur, NULL, 16); + cur = delim + 1; if ((delim = strchr(cur, ':')) == NULL) goto parse_failed; - *delim=0; - np->remote_mac[3]=simple_strtol(cur, NULL, 16); - cur=delim+1; + *delim = 0; + np->remote_mac[3] = simple_strtol(cur, NULL, 16); + cur = delim + 1; if ((delim = strchr(cur, ':')) == NULL) goto parse_failed; - *delim=0; - np->remote_mac[4]=simple_strtol(cur, NULL, 16); - cur=delim+1; - np->remote_mac[5]=simple_strtol(cur, NULL, 16); + *delim = 0; + np->remote_mac[4] = simple_strtol(cur, NULL, 16); + cur = delim + 1; + np->remote_mac[5] = simple_strtol(cur, NULL, 16); } printk(KERN_INFO "%s: remote ethernet address " @@ -735,7 +731,8 @@ int netpoll_setup(struct netpoll *np) return err; } -static int __init netpoll_init(void) { +static int __init netpoll_init(void) +{ skb_queue_head_init(&skb_pool); return 0; } |