[PATCH 1/1] drm/nouveau: fix error return code in nouveau_backlight_init()

[Zhen Lei]

Fix to return a negative error code from the error handling case instead
of 0, as done elsewhere in this function.

Fixes: db1a0ae21461 ("drm/nouveau/bl: Assign different names to interfaces")
Reported-by: Hulk Robot <hul...@huawei.com>
Signed-off-by: Zhen Lei <thunder.leiz...@huawei.com>
---
 drivers/gpu/drm/nouveau/nouveau_backlight.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/nouveau/nouveau_backlight.c 
b/drivers/gpu/drm/nouveau/nouveau_backlight.c
index 72f35a2babcb..097ca344a086 100644
--- a/drivers/gpu/drm/nouveau/nouveau_backlight.c
+++ b/drivers/gpu/drm/nouveau/nouveau_backlight.c
@@ -273,6 +273,7 @@ nouveau_backlight_init(struct drm_connector *connector)
                return -ENOMEM;
 
        if (!nouveau_get_backlight_name(backlight_name, bl)) {
+               ret = -ENOSPC;
                NV_ERROR(drm, "Failed to retrieve a unique name for the 
backlight interface\n");
                goto fail_alloc;
        }
-- 
2.25.1