[patch] drm/hisilicon/hibmc: Checking for NULL instead of IS_ERR()

The drm_dev_alloc() function returns error pointers. It never returns NULLs.

Fixes: 5e0df3a08f3d ("drm/hisilicon/hibmc: Add hisilicon hibmc drm master driver") Signed-off-by: Dan Carpenter dan.carpenter@oracle.com

diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c index 73ba8b0..d94e349 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c @@ -377,9 +377,9 @@ static int hibmc_pci_probe(struct pci_dev *pdev, int ret;

dev = drm_dev_alloc(&hibmc_driver, &pdev->dev); - if (!dev) { + if (IS_ERR(dev)) { DRM_ERROR("failed to allocate drm_device\n"); - return -ENOMEM; + return PTR_ERR(dev); }

dev->pdev = pdev;