---
common/ring.h | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/common/ring.h b/common/ring.h
index 5054193..d5eadea 100644
--- a/common/ring.h
+++ b/common/ring.h
@@ -50,6 +50,11 @@ static inline int ring_is_empty(Ring *ring)
return ring == ring->next;
}
+static inline int ring_is_initialized(Ring *ring)
+{
+ return ring->next != NULL && ring->prev != NULL;
+}
+
static inline void ring_add(Ring *ring, RingItem *item)
{
spice_assert(ring->next != NULL && ring->prev != NULL);
--
2.21.0
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