'drm' could be null in sprd_drm_shutdown, and drm_warn maybe dereference
it, remove this warning log.

Reported-by: Dan Carpenter <dan.carpen...@oracle.com>
Signed-off-by: Kevin Tang <kevin.t...@unisoc.com>
Reviewed-by: Javier Martinez Canillas <javi...@redhat.com>
Acked-by: Thomas Zimmermann <tzimmerm...@suse.de>

v1 -> v2:
- Split checking platform_get_resource() return value to a separate patch
- Use dev_warn() instead of removing the warning log
---
 drivers/gpu/drm/sprd/sprd_drm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/sprd/sprd_drm.c b/drivers/gpu/drm/sprd/sprd_drm.c
index a077e2d4d..af2be97d5 100644
--- a/drivers/gpu/drm/sprd/sprd_drm.c
+++ b/drivers/gpu/drm/sprd/sprd_drm.c
@@ -155,7 +155,7 @@ static void sprd_drm_shutdown(struct platform_device *pdev)
        struct drm_device *drm = platform_get_drvdata(pdev);
 
        if (!drm) {
-               drm_warn(drm, "drm device is not available, no shutdown\n");
+               dev_warn(&pdev->dev, "drm device is not available, no 
shutdown\n");
                return;
        }
 
-- 
2.29.0

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