2021-05-01 11:55:58

by Christophe JAILLET

[permalink] [raw]
Subject: [PATCH] drm/panel: leadtek: Fix an error handling path

'ret' is know to be >=0 a this point. Checking the return value of
'mipi_dsi_dcs_enter_sleep_mode()' was intended instead.

So add the missing assignment.

Fixes: 6ea4383b9214 ("drm/panel: add panel driver for Leadtek LTK050H3146W")
Signed-off-by: Christophe JAILLET <[email protected]>
---
drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c b/drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c
index ed0d5f959037..6044703df1a7 100644
--- a/drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c
+++ b/drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c
@@ -450,7 +450,7 @@ static int ltk050h3146w_unprepare(struct drm_panel *panel)
return ret;
}

- mipi_dsi_dcs_enter_sleep_mode(dsi);
+ ret = mipi_dsi_dcs_enter_sleep_mode(dsi);
if (ret < 0) {
dev_err(ctx->dev, "failed to enter sleep mode: %d\n", ret);
return ret;
--
2.30.2