drm/panel: ili9881c: Fix missing assignment to error return ret
authorColin Ian King <colin.king@canonical.com>
Tue, 26 Jun 2018 16:03:54 +0000 (17:03 +0100)
committerThierry Reding <treding@nvidia.com>
Tue, 10 Jul 2018 15:59:05 +0000 (17:59 +0200)
commit3d5664f95ebe264c16f3ebfadce9eee6fee9acf7
tree508a7a0827a4bd828f98994cc55fe61f485a2ec2
parent97ceb1fb08b6a2f78aa44a7c229ca280964860c0
drm/panel: ili9881c: Fix missing assignment to error return ret

Currently, ret is being checked for an error condition however it
is not being assigned in the previous statement on the call of
function mipi_dsi_dcs_exit_sleep_mode.  Add in the missing assignment
of ret.

Detected by CoverityScan, CID#1470174, 1470178 ("Unchecked return value")

Fixes: 26aec25593c2 ("drm/panel: Add Ilitek ILI9881c panel driver")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180626160354.1363-1-colin.king@canonical.com
drivers/gpu/drm/panel/panel-ilitek-ili9881c.c