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Date:   Wed,  9 Sep 2020 20:26:24 +0200
From:   Fabian Frederick <fabf@...net.be>
To:     pablo@...filter.org, kadlec@...filter.org, fw@...len.de
Cc:     netfilter-devel@...r.kernel.org, coreteam@...filter.org,
        netdev@...r.kernel.org, Fabian Frederick <fabf@...net.be>
Subject: [PATCH 3/3 nf] selftests: netfilter: remove unused cnt and simplify command testing

cnt was not used in nft_meta.sh
This patch also fixes 2 shellcheck SC2181 warnings:
"check exit code directly with e.g. 'if mycmd;', not indirectly with
$?."

Signed-off-by: Fabian Frederick <fabf@...net.be>
---
 tools/testing/selftests/netfilter/nft_meta.sh | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/tools/testing/selftests/netfilter/nft_meta.sh b/tools/testing/selftests/netfilter/nft_meta.sh
index 1f5b46542c14c..18a1abca32629 100755
--- a/tools/testing/selftests/netfilter/nft_meta.sh
+++ b/tools/testing/selftests/netfilter/nft_meta.sh
@@ -7,8 +7,7 @@ ksft_skip=4
 sfx=$(mktemp -u "XXXXXXXX")
 ns0="ns0-$sfx"
 
-nft --version > /dev/null 2>&1
-if [ $? -ne 0 ];then
+if ! nft --version > /dev/null 2>&1; then
 	echo "SKIP: Could not run test without nft tool"
 	exit $ksft_skip
 fi
@@ -86,8 +85,7 @@ check_one_counter()
 	local want="packets $2"
 	local verbose="$3"
 
-	cnt=$(ip netns exec "$ns0" nft list counter inet filter $cname | grep -q "$want")
-	if [ $? -ne 0 ];then
+	if ! ip netns exec "$ns0" nft list counter inet filter $cname | grep -q "$want"; then
 		echo "FAIL: $cname, want \"$want\", got"
 		ret=1
 		ip netns exec "$ns0" nft list counter inet filter $cname
-- 
2.27.0

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