From 72b9ff0612ad8fc969b910cd00ac16b57a1a9ba4 Mon Sep 17 00:00:00 2001
From: Daniel Vetter <daniel.vetter@ffwll.ch>
Date: Wed, 30 Mar 2016 11:40:43 +0200
Subject: [PATCH] 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>
---
drivers/gpu/drm/udl/udl_fb.c | 2 +-
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 33239a2b264a2..fd1eb9d03f0b5 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 2a0a784ab6eec..d7528e0d84424 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;
}
--
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