raspi/linux
1
0
Fork 1
mirror of https://github.com/raspberrypi/linux.git synced 2025-12-15 22:41:38 +00:00
Code Issues Projects Releases Wiki Activity

drm/tegra: Fix NULL vs IS_ERR() check in probe()

Browse Source 
The iommu_paging_domain_alloc() function doesn't  return NULL pointers,
it returns error pointers.  Update the check to match.

Fixes: 45c690aea8 ("drm/tegra: Use iommu_paging_domain_alloc()")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/ba31cf3a-af3d-4ff1-87a8-f05aaf8c780b@stanley.mountain
This commit is contained in:
Dan Carpenter
2024-09-13 17:34:54 +03:00
committed by Thierry Reding
parent 5c23878252
commit a85df8c7b5
1 changed files with 2 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/gpu/drm/tegra/drm.c
View File

@@ -1153,8 +1153,8 @@ static int host1x_drm_probe(struct host1x_device *dev)
if (host1x_drm_wants_iommu(dev) && device_iommu_mapped(dma_dev)) { if (host1x_drm_wants_iommu(dev) && device_iommu_mapped(dma_dev)) {
tegra->domain = iommu_paging_domain_alloc(dma_dev); tegra->domain = iommu_paging_domain_alloc(dma_dev);
if (!tegra->domain) { if (IS_ERR(tegra->domain)) {
err = -ENOMEM; err = PTR_ERR(tegra->domain);
goto free; goto free;
} }