3 files changed, 3 insertions, 6 deletions
diff --git a/tests/shell/testcases/netns/0001nft-f_0 b/tests/shell/testcases/netns/0001nft-f_0
index 81942263..a591f2cd 100755
--- a/tests/shell/testcases/netns/0001nft-f_0
+++ b/tests/shell/testcases/netns/0001nft-f_0
@@ -93,8 +93,7 @@ fi
 KERNEL_RULESET="$($IP netns exec $NETNS_NAME $NFT list ruleset)"
 $IP netns del $NETNS_NAME
 if [ "$RULESET" != "$KERNEL_RULESET" ] ; then
-        DIFF="$(which diff)"
-        [ -x $DIFF ] && $DIFF -u <(echo "$RULESET") <(echo "$KERNEL_RULESET")
+        $DIFF -u <(echo "$RULESET") <(echo "$KERNEL_RULESET")
         exit 1
 fi
 exit 0
diff --git a/tests/shell/testcases/netns/0002loosecommands_0 b/tests/shell/testcases/netns/0002loosecommands_0
index 465c2e86..231f1fb7 100755
--- a/tests/shell/testcases/netns/0002loosecommands_0
+++ b/tests/shell/testcases/netns/0002loosecommands_0
@@ -56,7 +56,6 @@ RULESET="table ip t {
 KERNEL_RULESET="$($IP netns exec $NETNS_NAME $NFT list ruleset)"
 $IP netns del $NETNS_NAME
 if [ "$RULESET" != "$KERNEL_RULESET" ] ; then
-        DIFF="$(which diff)"
-        [ -x $DIFF ] && $DIFF -u <(echo "$RULESET") <(echo "$KERNEL_RULESET")
+        $DIFF -u <(echo "$RULESET") <(echo "$KERNEL_RULESET")
         exit 1
 fi
diff --git a/tests/shell/testcases/netns/0003many_0 b/tests/shell/testcases/netns/0003many_0
index a5fcb5d6..afe9117d 100755
--- a/tests/shell/testcases/netns/0003many_0
+++ b/tests/shell/testcases/netns/0003many_0
@@ -97,8 +97,7 @@ function test_netns()
 	KERNEL_RULESET="$($IP netns exec $NETNS_NAME $NFT list ruleset)"
 	if [ "$RULESET" != "$KERNEL_RULESET" ] ; then
 		echo "E: ruleset in netns $NETNS_NAME differs from the loaded" >&2
-	        DIFF="$(which diff)"
-	        [ -x $DIFF ] && $DIFF -u <(echo "$RULESET") <(echo "$KERNEL_RULESET")
+	        $DIFF -u <(echo "$RULESET") <(echo "$KERNEL_RULESET")
 		$IP netns del $NETNS_NAME
 	        exit 1
 	fi