From 02eed83abc1395a1207591aafad9bcfc5cb1abcb Mon Sep 17 00:00:00 2001
From: Dafna Hirschfeld <dhirschfeld@habana.ai>
Date: Sun, 7 Jan 2024 15:07:00 +0200
Subject: [PATCH] drm/amdkfd: fixes for HMM mem allocation
Git-commit: 02eed83abc1395a1207591aafad9bcfc5cb1abcb
Patch-mainline: v6.8-rc1
References: git-fixes

Fix err return value and reset pgmap->type after checking it.

Fixes: c83dee9b6394 ("drm/amdkfd: add SPM support for SVM")
Reviewed-by: Felix Kuehling <felix.kuehling@amd.com>
Signed-off-by: Dafna Hirschfeld <dhirschfeld@habana.ai>
Signed-off-by: Felix Kuehling <felix.kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Takashi Iwai <tiwai@suse.de>

---
 drivers/gpu/drm/amd/amdkfd/kfd_migrate.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c b/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c
index d630100b9e91..f856901055d3 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c
@@ -1026,7 +1026,7 @@ int kgd2kfd_init_zone_device(struct amdgpu_device *adev)
 	} else {
 		res = devm_request_free_mem_region(adev->dev, &iomem_resource, size);
 		if (IS_ERR(res))
-			return -ENOMEM;
+			return PTR_ERR(res);
 		pgmap->range.start = res->start;
 		pgmap->range.end = res->end;
 		pgmap->type = MEMORY_DEVICE_PRIVATE;
@@ -1042,10 +1042,10 @@ int kgd2kfd_init_zone_device(struct amdgpu_device *adev)
 	r = devm_memremap_pages(adev->dev, pgmap);
 	if (IS_ERR(r)) {
 		pr_err("failed to register HMM device memory\n");
-		/* Disable SVM support capability */
-		pgmap->type = 0;
 		if (pgmap->type == MEMORY_DEVICE_PRIVATE)
 			devm_release_mem_region(adev->dev, res->start, resource_size(res));
+		/* Disable SVM support capability */
+		pgmap->type = 0;
 		return PTR_ERR(r);
 	}
 
-- 
2.35.3