Commit f5a3ea6f authored Dec 13, 2007 by David Woodhouse Committed by David S. Miller Jan 28, 2008

libertas: use spin_is_locked() instead of spin_trylock() in lbs_interrupt()



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@infradead.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

parent 86062134

drivers/net/wireless/libertas/main.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -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);
		}