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drm/i915: take struct mutex around fb unref
author
Jesse Barnes
<jbarnes@virtuousgeek.org>
Wed, 11 Feb 2009 21:28:14 +0000
(13:28 -0800)
committer
Dave Airlie
<airlied@redhat.com>
Fri, 20 Feb 2009 02:21:13 +0000
(12:21 +1000)
Need to do this in case the unref ends up doing a free.
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@redhat.com>
drivers/gpu/drm/i915/intel_display.c
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diff --git
a/drivers/gpu/drm/i915/intel_display.c
b/drivers/gpu/drm/i915/intel_display.c
index
13f9b66
..
4d2baf7
100644
(file)
--- a/
drivers/gpu/drm/i915/intel_display.c
+++ b/
drivers/gpu/drm/i915/intel_display.c
@@
-1606,7
+1606,9
@@
intel_user_framebuffer_create(struct drm_device *dev,
ret = intel_framebuffer_create(dev, mode_cmd, &fb, obj);
if (ret) {
+ mutex_lock(&dev->struct_mutex);
drm_gem_object_unreference(obj);
+ mutex_unlock(&dev->struct_mutex);
return NULL;
}