[Freedreno] [PATCH 2/3] drm/msm: dsi: Return errors whan dt parsing fails

[Sean Paul]

If dt parsing fails, we should return an error instead of pretending
everything completed successfully.

Cc: Doug Anderson <dianders at chromium.org>
Signed-off-by: Sean Paul <seanpaul at chromium.org>
---
 drivers/gpu/drm/msm/dsi/dsi_host.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c
index 96fb5f635314..9c6c523eacdc 100644
--- a/drivers/gpu/drm/msm/dsi/dsi_host.c
+++ b/drivers/gpu/drm/msm/dsi/dsi_host.c
@@ -1750,6 +1750,7 @@ static int dsi_host_parse_dt(struct msm_dsi_host *msm_host)
 	if (ret) {
 		dev_err(dev, "%s: invalid lane configuration %d\n",
 			__func__, ret);
+		ret = -EINVAL;
 		goto err;
 	}
 
@@ -1757,6 +1758,7 @@ static int dsi_host_parse_dt(struct msm_dsi_host *msm_host)
 	device_node = of_graph_get_remote_node(np, 1, 0);
 	if (!device_node) {
 		dev_dbg(dev, "%s: no valid device\n", __func__);
+		ret = -ENODEV;
 		goto err;
 	}
 
-- 
Sean Paul, Software Engineer, Google / Chromium OS