Commit 053bab4c authored by Vasant Hegde's avatar Vasant Hegde Committed by Joerg Roedel
Browse files

iommu/amd: Free domain id in error path 



Call domain_id_free() in error path.

Signed-off-by: default avatarVasant Hegde <vasant.hegde@amd.com>
Link: https://lore.kernel.org/r/20220912063248.7909-2-vasant.hegde@amd.com


Signed-off-by: default avatarJoerg Roedel <jroedel@suse.de>
parent d799a183

drivers/iommu/amd/iommu.c

+6 −2
Original line number Diff line number Diff line
@@ -2027,9 +2027,11 @@ static int protection_domain_init_v1(struct protection_domain *domain, int mode) 


	if (mode != PAGE_MODE_NONE) {

		pt_root = (void *)get_zeroed_page(GFP_KERNEL);

		if (!pt_root)

		if (!pt_root) {

			domain_id_free(domain->id);

			return -ENOMEM;

		}

	}



	amd_iommu_domain_set_pgtable(domain, pt_root, mode);
@@ -2092,8 +2094,10 @@ static struct protection_domain *protection_domain_alloc(unsigned int type) 
		goto out_err;



	pgtbl_ops = alloc_io_pgtable_ops(pgtable, &domain->iop.pgtbl_cfg, domain);

	if (!pgtbl_ops)

	if (!pgtbl_ops) {

		domain_id_free(domain->id);

		goto out_err;

	}



	return domain;

out_err: