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authorArnaldo Carvalho de Melo <acme@mandriva.com>2005-09-22 03:59:22 -0300
committerArnaldo Carvalho de Melo <acme@mandriva.com>2005-09-22 03:59:22 -0300
commitaf426d327c38bcb8cbb87c60134d42d2e93b20cc (patch)
tree913af84609a80231cf38d1f64e5775fb66121c95 /net/llc/llc_conn.c
parent0eb8017242cb7e8b18af4751b03646436b8f90e3 (diff)
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[LLC]: Help the compiler with likely/unlikely, saving some more bytes
Signed-off-by: Jochen Friedrich <jochen@scram.de> Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
Diffstat (limited to 'net/llc/llc_conn.c')
-rw-r--r--net/llc/llc_conn.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/net/llc/llc_conn.c b/net/llc/llc_conn.c
index 1f659e56d8e2..ce7b893ed1ab 100644
--- a/net/llc/llc_conn.c
+++ b/net/llc/llc_conn.c
@@ -64,12 +64,12 @@ int llc_conn_state_process(struct sock *sk, struct sk_buff *skb)
skb_get(skb);
ev->ind_prim = ev->cfm_prim = 0;
rc = llc_conn_service(sk, skb); /* sending event to state machine */
- if (rc) {
+ if (unlikely(rc != 0)) {
printk(KERN_ERR "%s: llc_conn_service failed\n", __FUNCTION__);
goto out_kfree_skb;
}
- if (!ev->ind_prim && !ev->cfm_prim) {
+ if (unlikely(!ev->ind_prim && !ev->cfm_prim)) {
/* indicate or confirm not required */
/* XXX this is not very pretty, perhaps we should store
* XXX indicate/confirm-needed state in the llc_conn_state_ev
@@ -80,7 +80,7 @@ int llc_conn_state_process(struct sock *sk, struct sk_buff *skb)
goto out_skb_put;
}
- if (ev->ind_prim && ev->cfm_prim) /* Paranoia */
+ if (unlikely(ev->ind_prim && ev->cfm_prim)) /* Paranoia */
skb_get(skb);
switch (ev->ind_prim) {
@@ -762,14 +762,14 @@ static int llc_backlog_rcv(struct sock *sk, struct sk_buff *skb)
int rc = 0;
struct llc_sock *llc = llc_sk(sk);
- if (llc_backlog_type(skb) == LLC_PACKET) {
- if (llc->state > 1) /* not closed */
+ if (likely(llc_backlog_type(skb) == LLC_PACKET)) {
+ if (likely(llc->state > 1)) /* not closed */
rc = llc_conn_rcv(sk, skb);
else
goto out_kfree_skb;
} else if (llc_backlog_type(skb) == LLC_EVENT) {
/* timer expiration event */
- if (llc->state > 1) /* not closed */
+ if (likely(llc->state > 1)) /* not closed */
rc = llc_conn_state_process(sk, skb);
else
goto out_kfree_skb;