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-rw-r--r--contrib/pjdfstest/tests/open/19.t2
1 files changed, 1 insertions, 1 deletions
diff --git a/contrib/pjdfstest/tests/open/19.t b/contrib/pjdfstest/tests/open/19.t
index 4bc2df2a4313..e3c5b35fd96b 100644
--- a/contrib/pjdfstest/tests/open/19.t
+++ b/contrib/pjdfstest/tests/open/19.t
@@ -24,7 +24,7 @@ while :; do
if [ $? -ne 0 ]; then
break
fi
- i=`expr $i + 1`
+ i=$((i + 1))
done
expect ENOSPC open ${n0}/${i} O_RDONLY,O_CREAT 0644
umount /dev/md${n}