Date: Thu, 13 Dec 2007 01:53:57 -0500
We get scary warnings on UP if we use spin_trylock() and find, as we
hoped, that the lock in question is already locked.
Signed-off-by: David Woodhouse <dwmw2@xxxxxxxxxxxxx>
---
drivers/net/wireless/libertas/main.c | 3 +--
1 files changed, 1 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c
index 9232b97..5d2bf53 100644
--- a/drivers/net/wireless/libertas/main.c
+++ b/drivers/net/wireless/libertas/main.c
@@ -1414,8 +1414,7 @@ void lbs_interrupt(struct lbs_private *priv)
lbs_deb_thread("lbs_interrupt: intcounter=%d\n", priv->intcounter);
- if (spin_trylock(&priv->driver_lock)) {
- spin_unlock(&priv->driver_lock);
+ if (!spin_is_locked(&priv->driver_lock)) {
printk(KERN_CRIT "%s called without driver_lock held\n", __func__);
WARN_ON(1);
}
--
1.5.3.4
-
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