diff options
| author |   Daniel Vetter <daniel.vetter@ffwll.ch> | 2016-03-30 11:40:43 +0200 |
|---|---|---|
| committer |   Dave Airlie <airlied@redhat.com> | 2016-04-01 13:22:33 +1000 |
| commit | 72b9ff0612ad8fc969b910cd00ac16b57a1a9ba4 (patch) | |
| tree | b0c5c2b02a3db9c204dd12524da445cf20ecaf83 | |
| parent | drm/dp: move hw_mutex up the call stack (diff) | |
| download | linux-dev-72b9ff0612ad8fc969b910cd00ac16b57a1a9ba4.tar.xz linux-dev-72b9ff0612ad8fc969b910cd00ac16b57a1a9ba4.zip | |
drm/udl: Use unlocked gem unreferencing
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
Cc: stable@vger.kernel.org
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/udl/udl_fb.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/udl/udl_gem.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/udl/udl_fb.c b/drivers/gpu/drm/udl/udl_fb.c index 33239a2b264a..fd1eb9d03f0b 100644 --- a/drivers/gpu/drm/udl/udl_fb.c +++ b/drivers/gpu/drm/udl/udl_fb.c @@ -536,7 +536,7 @@ 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; } diff --git a/drivers/gpu/drm/udl/udl_gem.c b/drivers/gpu/drm/udl/udl_gem.c index 2a0a784ab6ee..d7528e0d8442 100644 --- a/drivers/gpu/drm/udl/udl_gem.c +++ b/drivers/gpu/drm/udl/udl_gem.c @@ -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; } |