ALSA: xen-front: fix a loop timeout
authorDan Carpenter <dan.carpenter@oracle.com>
Thu, 31 May 2018 06:25:07 +0000 (09:25 +0300)
committerTakashi Iwai <tiwai@suse.de>
Thu, 31 May 2018 07:11:03 +0000 (09:11 +0200)
commit0d5bcfc9974ad8ce0fc77a95a53ab704faa0dfb7
treea725d490e20d6de26780076066a416286e6d25f3
parente46dcbb17d790008a12b1c18f6235d03d1dd635b
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>
sound/xen/xen_snd_front.c