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authorHerbert Xu <herbert@gondor.apana.org.au>2006-07-21 21:55:38 (GMT)
committerDavid S. Miller <davem@davemloft.net>2006-07-21 21:55:38 (GMT)
commit53c4b2cc7a05c034fd21d104d2ab43ea8cc0e075 (patch)
treeede0678aaf5f3262773f10f64a221bef671cda55 /include
parentbf9915cc55cb8d18d4e3a8de3d1578a9af4a2e8b (diff)
[NET]: Fix reversed error test in netif_tx_trylock
A non-zero return value indicates success from spin_trylock, not error. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r--include/linux/netdevice.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 76cc099..75f02d8 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -924,10 +924,10 @@ static inline void netif_tx_lock_bh(struct net_device *dev)
static inline int netif_tx_trylock(struct net_device *dev)
{
- int err = spin_trylock(&dev->_xmit_lock);
- if (!err)
+ int ok = spin_trylock(&dev->_xmit_lock);
+ if (likely(ok))
dev->xmit_lock_owner = smp_processor_id();
- return err;
+ return ok;
}
static inline void netif_tx_unlock(struct net_device *dev)

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