ALSA: xen-front: fix a loop timeout

We want the loop to exit when "to" is set to zero, but in the current code it's set to -1. Also I tweaked the indenting so it doesn't look like we're passing "--to" to xenbus_read_unsigned(). Fixes: cc3196a ("ALSA: xen-front: Introduce Xen para-virtualized sound frontend driver") Signed-off-by: Dan Carpenter <[email protected]> Reviewed-by: Oleksandr Andrushchenko <[email protected]> Signed-off-by: Takashi Iwai <[email protected]>
andr2000 · May 31, 2018 · 0d5bcfc · 0d5bcfc
1 parent e46dcbb
commit 0d5bcfc
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/sound/xen/xen_snd_front.c b/sound/xen/xen_snd_front.c
@@ -334,7 +334,7 @@ static int xen_drv_remove(struct xenbus_device *dev)
 	 */
 	while ((xenbus_read_unsigned(front_info->xb_dev->otherend, "state",
 				     XenbusStateUnknown) != XenbusStateInitWait) &&
-				     to--)
+	       --to)
 		msleep(10);
 
 	if (!to) {