From 2a97a4b3746aaa588bd78e9fd94dec505e155e11 Mon Sep 17 00:00:00 2001
From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Thu, 27 Jan 2022 16:29:20 +0900
Subject: [PATCH] test: initialize buffer to make Coverity silent

Follow-up for f82f0b993740f4a9a3719c4df7c185411710df2b.

Fixes CID#1469119.
---
 src/test/test-copy.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/test/test-copy.c b/src/test/test-copy.c
index 6c7b8d220bc..2c17c9d83da 100644
--- a/src/test/test-copy.c
+++ b/src/test/test-copy.c
@@ -329,6 +329,7 @@ TEST_RET(copy_holes) {
         struct stat stat;
         off_t blksz;
         int r, fd, fd_copy;
+        char *buf;
 
         fd = mkostemp_safe(fn);
         assert_se(fd >= 0);
@@ -343,7 +344,7 @@ TEST_RET(copy_holes) {
 
         assert_se(fstat(fd, &stat) >= 0);
         blksz = stat.st_blksize;
-        char buf[blksz];
+        buf = alloca0(blksz);
 
         /* We need to make sure to create hole in multiples of the block size, otherwise filesystems (btrfs)
          * might silently truncate/extend the holes. */
-- 
2.47.3