iommu/amd/pgtbl_v2: Improve error handling

[ Upstream commit 36a1cfd497435ba5e37572fe9463bb62a7b1b984 ]

Return -ENOMEM if v2_alloc_pte() fails to allocate memory.

Signed-off-by: Vasant Hegde <vasant.hegde@amd.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/20250227162320.5805-4-vasant.hegde@amd.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Vasant Hegde
2025-02-27 16:23:16 +00:00
committed by Greg Kroah-Hartman
parent 8c305588ba
commit 3123b3d445

View File

@@ -259,7 +259,7 @@ static int iommu_v2_map_pages(struct io_pgtable_ops *ops, unsigned long iova,
pte = v2_alloc_pte(pdom->nid, pdom->iop.pgd,
iova, map_size, gfp, &updated);
if (!pte) {
ret = -EINVAL;
ret = -ENOMEM;
goto out;
}