diff --git a/drivers/cam_req_mgr/cam_mem_mgr.c b/drivers/cam_req_mgr/cam_mem_mgr.c
index a295278776..cb45531e1f 100644
--- a/drivers/cam_req_mgr/cam_mem_mgr.c
+++ b/drivers/cam_req_mgr/cam_mem_mgr.c
@@ -626,10 +626,10 @@ static int cam_mem_util_map_hw_va(uint32_t flags,
 	return rc;
 multi_map_fail:
 	if (flags & CAM_MEM_FLAG_PROTECTED_MODE)
-		for (--i; i > 0; i--)
+		for (--i; i >= 0; i--)
 			cam_smmu_unmap_stage2_iova(mmu_hdls[i], fd);
 	else
-		for (--i; i > 0; i--)
+		for (--i; i >= 0; i--)
 			cam_smmu_unmap_user_iova(mmu_hdls[i],
 				fd,
 				CAM_SMMU_REGION_IO);