From 334614b7f7909be7062cd172c7d282b72cbe87da Mon Sep 17 00:00:00 2001
From: Andrew Kane <andrew@ankane.org>
Date: Tue, 12 Sep 2023 19:49:31 -0700
Subject: [PATCH] Added HnswFreeNeighbors function [skip ci]

---
 src/hnswutils.c | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/src/hnswutils.c b/src/hnswutils.c
index a55dc67..989191a 100644
--- a/src/hnswutils.c
+++ b/src/hnswutils.c
@@ -143,6 +143,17 @@ HnswInitNeighbors(HnswElement element, int m)
 	}
 }
 
+/*
+ * Free neighbors
+ */
+static void
+HnswFreeNeighbors(HnswElement element)
+{
+	for (int lc = 0; lc <= element->level; lc++)
+		pfree(element->neighbors[lc].items);
+	pfree(element->neighbors);
+}
+
 /*
  * Allocate an element
  */
@@ -175,9 +186,7 @@ void
 HnswFreeElement(HnswElement element)
 {
 	list_free_deep(element->heaptids);
-	for (int lc = 0; lc <= element->level; lc++)
-		pfree(element->neighbors[lc].items);
-	pfree(element->neighbors);
+	HnswFreeNeighbors(element);
 	pfree(element->vec);
 	pfree(element);
 }