From 84cfe5d4f88da37c10e13b27e3e97d5bff788a23 Mon Sep 17 00:00:00 2001
From: Ryan Moeller <ryan@iXsystems.com>
Date: Thu, 8 Oct 2020 19:39:23 -0400
Subject: [PATCH] ZTS: Fix path to /dev/null in nopwrite_recsize

Don't direct stdout and stderr of dd to $TEST_BASE_DIR/null,
direct it to /dev/null.

Reviewed-by: Kjeld Schouten <kjeld@schouten-lebbing.nl>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: George Melikov <mail@gmelikov.ru>
Signed-off-by: Ryan Moeller <ryan@iXsystems.com>
Closes #11026
---
 tests/zfs-tests/tests/functional/nopwrite/nopwrite_recsize.ksh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/zfs-tests/tests/functional/nopwrite/nopwrite_recsize.ksh b/tests/zfs-tests/tests/functional/nopwrite/nopwrite_recsize.ksh
index 14caedbf20..205b3357d8 100755
--- a/tests/zfs-tests/tests/functional/nopwrite/nopwrite_recsize.ksh
+++ b/tests/zfs-tests/tests/functional/nopwrite/nopwrite_recsize.ksh
@@ -50,7 +50,7 @@ log_must zfs clone $origin@a $origin/clone
 for rs in 512 1024 2048 4096 8192 16384 32768 65536 131072 ; do
 	log_must zfs set recsize=$rs $origin/clone
 	dd if=/$TESTDIR/file of=/$TESTDIR/clone/file bs=1024k count=$MEGS \
-	    conv=notrunc > $TEST_BASE_DIR/null 2>&1 || log_fail "dd failed."
+	    conv=notrunc >/dev/null 2>&1 || log_fail "dd failed."
 	log_must verify_nopwrite $origin $origin@a $origin/clone
 done