[PATCH 03/18] drm/gem: Be more friendly with locking checks

[Daniel Vetter]

BUG_ON kills the driver, WARN_ON is much friendly. And usually nothing
bad happens when the locking is lightly busted.

Signed-off-by: Daniel Vetter <daniel.vetter at intel.com>
---
 drivers/gpu/drm/drm_gem.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
index 27a4228b4343..3c2d4abd71c5 100644
--- a/drivers/gpu/drm/drm_gem.c
+++ b/drivers/gpu/drm/drm_gem.c
@@ -766,7 +766,7 @@ drm_gem_object_free(struct kref *kref)
        struct drm_gem_object *obj = (struct drm_gem_object *) kref;
        struct drm_device *dev = obj->dev;

-       BUG_ON(!mutex_is_locked(&dev->struct_mutex));
+       WARN_ON(!mutex_is_locked(&dev->struct_mutex));

        if (dev->driver->gem_free_object != NULL)
                dev->driver->gem_free_object(obj);
-- 
2.1.4