From 8ed3cc5f0b6df004c6e42f2a3ae56080ec0e7112 Mon Sep 17 00:00:00 2001
From: Andrew Kane <andrew@ankane.org>
Date: Mon, 21 Aug 2023 22:52:58 -0700
Subject: [PATCH] Improved macro [skip ci]

---
 src/hnsw.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/hnsw.h b/src/hnsw.h
index 728d5dc..042e0a0 100644
--- a/src/hnsw.h
+++ b/src/hnsw.h
@@ -76,7 +76,7 @@
 #define HnswIsNeighborTuple(tup) ((tup)->type == HNSW_NEIGHBOR_TUPLE_TYPE)
 
 /* 2 * M connections for ground layer */
-#define HnswGetLayerM(m, layer) (layer == 0 ? m * 2 : m)
+#define HnswGetLayerM(m, layer) (layer == 0 ? (m) * 2 : (m))
 
 /* Optimal ML from paper */
 #define HnswGetMl(m) (1 / log(m))