ALSA: xen-front: remove redundant error check on ret
authorColin Ian King <colin.king@canonical.com>
Sun, 27 May 2018 21:23:12 +0000 (22:23 +0100)
committerTakashi Iwai <tiwai@suse.de>
Mon, 28 May 2018 09:28:44 +0000 (11:28 +0200)
commit3d6246173798fc7a81a69ad3fd0dd55fa1779068
treeebef2703230fc3edcb69ae58dc1440de73bc7c81
parent6a73cf46ce9d1b382ea14d74ce4bc9aa0c52337a
ALSA: xen-front: remove redundant error check on ret

The error for a -ve value in ret is redundant as all previous
assignments to ret have an associated -ve check and hence it
is impossible for ret to be less that zero at the point of the
check.  Remove this redundant error check.

Detected by CoveritScan, CID#1469407 ("Logically Dead code")

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Reviewed-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/xen/xen_snd_front_evtchnl.c