From: Wei Yongjun <yongjun_...@trendmicro.com.cn>
In case of error, the function platform_device_register_simple() returns
ERR_PTR() and never returns NULL. The NULL test in the return value check
should be replaced with IS_ERR().
Signed-off-by: Wei Yongjun <yongjun_...@trendmicro.com.cn>
---
drivers/staging/imx-drm/imx-drm-core.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/imx-drm/imx-drm-core.c
b/drivers/staging/imx-drm/imx-drm-core.c
index a2e52a0..835a1b1 100644
--- a/drivers/staging/imx-drm/imx-drm-core.c
+++ b/drivers/staging/imx-drm/imx-drm-core.c
@@ -837,8 +837,8 @@ static int __init imx_drm_init(void)
INIT_LIST_HEAD(&imx_drm_device->encoder_list);
imx_drm_pdev = platform_device_register_simple("imx-drm", -1, NULL, 0);
- if (!imx_drm_pdev) {
- ret = -EINVAL;
+ if (IS_ERR(imx_drm_pdev)) {
+ ret = PTR_ERR(imx_drm_pdev);
goto err_pdev;
}
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