From: Philip Yang <Philip.Yang@amd.com>
Date: Fri, 29 Apr 2022 00:17:38 +0000 (-0400)
Subject: drm/amdgpu: Free user pages if kvmalloc_array fails
X-Git-Tag: v6.1-rc5~1171^2~7^2~381
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=068421b1730fe65fb4f73921fdb78c080b0c62f4;p=platform%2Fkernel%2Flinux-starfive.git

drm/amdgpu: Free user pages if kvmalloc_array fails

To cleanup the BOs of bo_list which have got user pages.

Signed-off-by: Philip Yang <Philip.Yang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index 67bd506..e05ace2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -543,7 +543,8 @@ static int amdgpu_cs_parser_bos(struct amdgpu_cs_parser *p,
 					GFP_KERNEL | __GFP_ZERO);
 		if (!e->user_pages) {
 			DRM_ERROR("kvmalloc_array failure\n");
-			return -ENOMEM;
+			r = -ENOMEM;
+			goto out_free_user_pages;
 		}
 
 		r = amdgpu_ttm_tt_get_user_pages(bo, e->user_pages);