[PATCH] drm: Fix return value check in kirin_drm_platform_probe()

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In case of error, the function of_graph_get_remote_node() returns NULL
pointer not ERR_PTR(). The IS_ERR() test in the return value check
should be replaced with NULL test..

Signed-off-by: Wei Yongjun <weiyongjun1@xxxxxxxxxx>
---
 drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c b/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c
index e27352c..527aa58 100644
--- a/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c
+++ b/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c
@@ -236,8 +236,8 @@ static int kirin_drm_platform_probe(struct platform_device *pdev)
 	}
 
 	remote = of_graph_get_remote_node(np, 0, 0);
-	if (IS_ERR(remote))
-		return PTR_ERR(remote);
+	if (!remote)
+		return -ENODEV;
 
 	drm_of_component_match_add(dev, &match, compare_of, remote);
 	of_node_put(remote);



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