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authorDan Carpenter <dan.carpenter@oracle.com>2018-05-31 09:25:07 +0300
committerTakashi Iwai <tiwai@suse.de>2018-05-31 09:11:03 +0200
commit0d5bcfc9974ad8ce0fc77a95a53ab704faa0dfb7 (patch)
treea725d490e20d6de26780076066a416286e6d25f3
parente46dcbb17d790008a12b1c18f6235d03d1dd635b (diff)
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: cc3196ae197c ("ALSA: xen-front: Introduce Xen para-virtualized sound frontend driver") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Reviewed-by: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
-rw-r--r--sound/xen/xen_snd_front.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/xen/xen_snd_front.c b/sound/xen/xen_snd_front.c
index c18973a9bc9b..b089b13b5160 100644
--- 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) {