From 235b660cf45d8f91eeaff4171a157b38c445af58 Mon Sep 17 00:00:00 2001
From: Alexey Yurchenko <alexey.yurchenko@galeracluster.com>
Date: Thu, 2 May 2024 21:44:38 +0300
Subject: [PATCH] Refs: codership/glb#38

Use stack variable for realloc() return value.
Fixes compilation with GCC 13.2.
---
 src/glb_wdog.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/glb_wdog.c b/src/glb_wdog.c
index 43f72d3..0bb8730 100644
--- a/src/glb_wdog.c
+++ b/src/glb_wdog.c
@@ -329,8 +329,8 @@ wdog_copy_result (wdog_dst_t* const d, double* const max_lat, int const lf)
             if (others_len < res->others_len ||
                 others_len > (res->others_len * 2)) {
                 // buffer size is too different, reallocate
-                d->result.others = realloc (others, res->others_len);
-                if (!d->result.others && res->others_len > 0) {
+                void* const tmp = realloc (others, res->others_len);
+                if (!tmp && res->others_len > 0) {
                     // this is pretty much fatal, but we'll try
                     free (others);
                     d->result.others_len = 0;
@@ -339,6 +339,7 @@ wdog_copy_result (wdog_dst_t* const d, double* const max_lat, int const lf)
                     changed_length = true;
                     d->result.others_len = res->others_len;
                 }
+                d->result.others = tmp;
             }
 
             assert (d->result.others || 0 == d->result.others_len);