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drm/ttm: fix refcounting in ttm global code. 

the global refcount wasn't being increased after the first reference.
this caused an oops on unload on a multi-gpu card.

Signed-off-by: Dave Airlie <airlied@redhat.com>
hifive-unleashed-5.1
Dave Airlie 2009-09-29 13:56:38 +10:00 committed by Dave Airlie
parent b8c00ac5b5
commit df748b025d
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/ttm/ttm_global.c
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@ -82,8 +82,8 @@ int ttm_global_item_ref(struct ttm_global_reference *ref)
if (unlikely(ret != 0))
goto out_err;
++item->refcount;
}
++item->refcount;
ref->object = item->object;
object = item->object;
mutex_unlock(&item->mutex);