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drm/udl: Use unlocked gem unreferencing

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commit 72b9ff0612ad8fc969b910cd00ac16b57a1a9ba4 upstream.

For drm_gem_object_unreference callers are required to hold
dev->struct_mutex, which these paths don't. Enforcing this requirement
has become a bit more strict with

commit ef4c6270bf2867e2f8032e9614d1a8cfc6c71663
Author: Daniel Vetter <daniel.vetter@ffwll.ch>
Date:   Thu Oct 15 09:36:25 2015 +0200

    drm/gem: Check locking in drm_gem_object_unreference

Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Daniel Vetter 2016-03-30 11:40:43 +02:00 committed by Greg Kroah-Hartman
parent 7ed78a4894
commit dd4fea89f8
2 changed files with 2 additions and 2 deletions
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2
drivers/gpu/drm/udl/udl_fb.c
View File

@ -539,7 +539,7 @@ static int udlfb_create(struct drm_fb_helper *helper,
out_destroy_fbi:
drm_fb_helper_release_fbi(helper);
out_gfree:
drm_gem_object_unreference(&ufbdev->ufb.obj->base);
drm_gem_object_unreference_unlocked(&ufbdev->ufb.obj->base);
out:
return ret;
}

2
drivers/gpu/drm/udl/udl_gem.c
View File

@ -52,7 +52,7 @@ udl_gem_create(struct drm_file *file,
return ret;
}
drm_gem_object_unreference(&obj->base);
drm_gem_object_unreference_unlocked(&obj->base);
*handle_p = handle;
return 0;
}