input: fix locking context in ml_ff_set_gain

Commit Message

Arjan van de Ven Oct. 31, 2009, 9:19 p.m. UTC

None

Patch

diff --git a/drivers/input/ff-memless.c b/drivers/input/ff-memless.c
index 2d1415e..1a0bb4f 100644
--- a/drivers/input/ff-memless.c
+++ b/drivers/input/ff-memless.c
@@ -380,8 +380,9 @@  static void ml_ff_set_gain(struct input_dev *dev, u16 gain)
 {
 	struct ml_device *ml = dev->ff->private;
 	int i;
+	unsigned long flags;
 
-	spin_lock_bh(&ml->timer_lock);
+	spin_lock_irqsave(&ml->timer_lock, flags);
 
 	ml->gain = gain;
 
@@ -390,7 +391,7 @@  static void ml_ff_set_gain(struct input_dev *dev, u16 gain)
 
 	ml_play_effects(ml);
 
-	spin_unlock_bh(&ml->timer_lock);
+	spin_unlock_irqrestore(&ml->timer_lock, flags);
 }
 
 static int ml_ff_playback(struct input_dev *dev, int effect_id, int value)