From: Wei Yongjun <[email protected]>
[ Upstream commit 761e9f4f80a21a4b845097027030bef863001636 ]
The of_drm_find_bridge() function returns NULL on error, it doesn't return
error pointers so this check doesn't work.
Fixes: 5fc537bfd000 ("drm/mcde: Add new driver for ST-Ericsson MCDE")
Signed-off-by: Wei Yongjun <[email protected]>
Signed-off-by: Linus Walleij <[email protected]>
Link:
https://patchwork.freedesktop.org/patch/msgid/[email protected]
Signed-off-by: Sasha Levin <[email protected]>
---
drivers/gpu/drm/mcde/mcde_dsi.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/mcde/mcde_dsi.c b/drivers/gpu/drm/mcde/mcde_dsi.c
index 7af5ebb0c436..e705afc08c4e 100644
--- a/drivers/gpu/drm/mcde/mcde_dsi.c
+++ b/drivers/gpu/drm/mcde/mcde_dsi.c
@@ -1073,10 +1073,9 @@ static int mcde_dsi_bind(struct device *dev, struct
device *master,
panel = NULL;
bridge = of_drm_find_bridge(child);
- if (IS_ERR(bridge)) {
- dev_err(dev, "failed to find bridge (%ld)\n",
- PTR_ERR(bridge));
- return PTR_ERR(bridge);
+ if (!bridge) {
+ dev_err(dev, "failed to find bridge\n");
+ return -EINVAL;
}
}
}
--
2.25.1
