From: Colin Ian King colin.king@canonical.com

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 --- drivers/gpu/drm/panel/panel-ilitek-ili9881c.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c index e848af235df5..3ad4a46c4e94 100644 --- a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c +++ b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c @@ -334,7 +334,7 @@ static int ili9881c_prepare(struct drm_panel *panel) if (ret) return ret;

- mipi_dsi_dcs_exit_sleep_mode(ctx->dsi); + ret = mipi_dsi_dcs_exit_sleep_mode(ctx->dsi); if (ret) return ret;