fbdev: fix info->lock deadlock in fbcon_event_notify()

[safe/jmp/linux-2.6] / drivers / video / backlight / lcd.c

diff --git a/drivers/video/backlight/lcd.c b/drivers/video/backlight/lcd.c
index 0bb13df..b644947 100644 (file)
--- a/drivers/video/backlight/lcd.c
+++ b/drivers/video/backlight/lcd.c
@@ -40,8 +40,6 @@ static int fb_notifier_callback(struct notifier_block *self,
        if (!ld->ops)
                return 0;
 
-       if (!lock_fb_info(evdata->info))
-               return -ENODEV;
        mutex_lock(&ld->ops_lock);
        if (!ld->ops->check_fb || ld->ops->check_fb(ld, evdata->info)) {
                if (event == FB_EVENT_BLANK) {
@@ -53,7 +51,6 @@ static int fb_notifier_callback(struct notifier_block *self,
                }
        }
        mutex_unlock(&ld->ops_lock);
-       unlock_fb_info(evdata->info);
        return 0;
 }