From 1b412cb45ceb198b881e6c724f11daf28e831977 Mon Sep 17 00:00:00 2001
From: Bart Van Assche <bvanassche@acm.org>
Date: Fri, 28 Sep 2018 14:51:28 -0700
Subject: [PATCH] t/zbd/functions: Make fio_reset_count() return 0 if no resets
 occurred

This patch avoids that certain bash versions report the following complaint:

t/zbd/test-zbd-support: line 69: [: : integer expression expected

Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Cc: Damien Le Moal <damien.lemoal@wdc.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---
 t/zbd/functions | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/t/zbd/functions b/t/zbd/functions
index 95f9bf45..173f0ca6 100644
--- a/t/zbd/functions
+++ b/t/zbd/functions
@@ -102,5 +102,8 @@ fio_written() {
 }
 
 fio_reset_count() {
-    sed -n 's/^.*write:[^;]*; \([0-9]*\) zone resets$/\1/p'
+    local count
+
+    count=$(sed -n 's/^.*write:[^;]*; \([0-9]*\) zone resets$/\1/p')
+    echo "${count:-0}"
 }
-- 
2.25.1