From 8bc5270141471c888933aa046b7e550477e59cbb Mon Sep 17 00:00:00 2001
From: Al <albarrentine@gmail.com>
Date: Mon, 25 Aug 2025 00:17:31 -0400
Subject: [PATCH] [fix] memcpy in geohash, closes #707

---
 src/geohash/geohash.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/src/geohash/geohash.c b/src/geohash/geohash.c
index 873b33dc..bd0b236a 100644
--- a/src/geohash/geohash.c
+++ b/src/geohash/geohash.c
@@ -391,9 +391,7 @@ static int uint8s_plus_minus(uint8_t *src, uint8_t *dst, size_t length, int plus
         return 0;
     }
     unsigned int cell = (length-1)/8;
-    for (unsigned int i=0; i<cell; i++) {
-        dst[cell] = src[cell];
-    }
+    memcpy(dst, src, cell);
     uint8_t cell_offset = (8-length%8)%8;
     int up = 1;
     while (up) {