amdgpu: fix GEM obj leak in amdgpu_display_user_framebuffer_create

This error code-path is missing a drm_gem_object_put call. Other
error code-paths are fine.

Signed-off-by: Simon Ser <contact@emersion.fr>
Fixes: 1769152ac64b ("drm/amdgpu: Fail fb creation from imported dma-bufs. (v2)")
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: Harry Wentland <hwentlan@amd.com>
Cc: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Cc: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
index 4fbae20839b71d29c77db74ac0a0abb84f66e68d..c4cfefb33e0384718c2b38953a367d5ae3a4049c 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
@@ -986,6 +986,7 @@ amdgpu_display_user_framebuffer_create(struct drm_device *dev,
        domains = amdgpu_display_supported_domains(drm_to_adev(dev), bo->flags);
        if (obj->import_attach && !(domains & AMDGPU_GEM_DOMAIN_GTT)) {
                drm_dbg_kms(dev, "Cannot create framebuffer from imported dma_buf\n");
+               drm_gem_object_put(obj);
                return ERR_PTR(-EINVAL);
        }