Commit 91cf301f authored Oct 31, 2016 by Christophe JAILLET Committed by Ben Skeggs Nov 07, 2016

drm/nouveau/tegra: Fix error handling



'iommu_domain_alloc()' returns NULL in case of error, not an error pointer.
So test it accordingly.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Reviewed-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

parent 770b06e8

drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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;

		/*

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