'iommu_domain_alloc()' returns NULL in case of error, not an error pointer.
So test it accordingly.
Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
---
drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c
index 9b638bd905ff..f2bc0b7d9b93 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c
@@ -102,7 +102,7 @@ nvkm_device_tegra_probe_iommu(struct nvkm_device_tegra *tdev)
if (iommu_present(&platform_bus_type)) {
tdev->iommu.domain = iommu_domain_alloc(&platform_bus_type);
- if (IS_ERR(tdev->iommu.domain))
+ if (!tdev->iommu.domain)
goto error;
/*
--
2.9.3
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