[patch] drm: mxsfb: drm_dev_alloc() returns error pointers

We should be checking for IS_ERR() instead of NULL because drm_dev_alloc() returns error pointers.

Fixes: 45d59d704080 ("drm: Add new driver for MXSFB controller") Signed-off-by: Dan Carpenter dan.carpenter@oracle.com

diff --git a/drivers/gpu/drm/mxsfb/mxsfb_drv.c b/drivers/gpu/drm/mxsfb/mxsfb_drv.c index 79a18bf48b54..955441f71500 100644 --- a/drivers/gpu/drm/mxsfb/mxsfb_drv.c +++ b/drivers/gpu/drm/mxsfb/mxsfb_drv.c @@ -395,8 +395,8 @@ static int mxsfb_probe(struct platform_device *pdev) pdev->id_entry = of_id->data;

drm = drm_dev_alloc(&mxsfb_driver, &pdev->dev); - if (!drm) - return -ENOMEM; + if (IS_ERR(drm)) + return PTR_ERR(drm);

ret = mxsfb_load(drm, 0); if (ret)