From 239afef07e3c8fb9ca595ae5f28c0664f1416eab Mon Sep 17 00:00:00 2001 From: Vasant Hegde Date: Thu, 27 Feb 2025 16:23:16 +0000 Subject: [PATCH] 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 Reviewed-by: Jason Gunthorpe Link: https://lore.kernel.org/r/20250227162320.5805-4-vasant.hegde@amd.com Signed-off-by: Joerg Roedel Signed-off-by: Sasha Levin --- drivers/iommu/amd/io_pgtable_v2.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iommu/amd/io_pgtable_v2.c b/drivers/iommu/amd/io_pgtable_v2.c index 232d17bd941fd..c86cbbc21e882 100644 --- a/drivers/iommu/amd/io_pgtable_v2.c +++ b/drivers/iommu/amd/io_pgtable_v2.c @@ -264,7 +264,7 @@ static int iommu_v2_map_pages(struct io_pgtable_ops *ops, unsigned long iova, map_size = get_alloc_page_size(pgsize); pte = v2_alloc_pte(pdom->iop.pgd, iova, map_size, &updated); if (!pte) { - ret = -EINVAL; + ret = -ENOMEM; goto out; } -- 2.47.3