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Rev 3764 Rev 4560
Line 66... Line 66...
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int drm_global_item_ref(struct drm_global_reference *ref)
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int drm_global_item_ref(struct drm_global_reference *ref)
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{
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{
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	int ret;
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	int ret;
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	struct drm_global_item *item = &glob[ref->global_type];
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	void *object;
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	struct drm_global_item *item = &glob[ref->global_type];
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	mutex_lock(&item->mutex);
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	mutex_lock(&item->mutex);
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	if (item->refcount == 0) {
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	if (item->refcount == 0) {
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			goto out_err;
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			goto out_err;
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	}
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	}
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	++item->refcount;
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	++item->refcount;
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	ref->object = item->object;
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	object = item->object;
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	ref->object = item->object;
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	mutex_unlock(&item->mutex);
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	mutex_unlock(&item->mutex);
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	return 0;
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	return 0;
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out_err:
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out_err:
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	mutex_unlock(&item->mutex);
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	mutex_unlock(&item->mutex);