bpf, selftest: check tunnel type more accurately

capsl0cker · borkmann · commit 36ffdbc0a2d9 · 2018-06-15T03:23:01.000+02:00
Grep tunnel type directly to make sure 'ip' command supports it.

Signed-off-by: Jian Wang &lt;jianjian.wang1@gmail.com&gt;
Acked-by: Yonghong Song &lt;yhs@fb.com&gt;
Signed-off-by: Daniel Borkmann &lt;daniel@iogearbox.net&gt;
diff --git a/tools/testing/selftests/bpf/test_tunnel.sh b/tools/testing/selftests/bpf/test_tunnel.sh
@@ -668,7 +668,7 @@ cleanup_exit()
 
 check()
 {
-	ip link help $1 2>&1 | grep -q "^Usage:"
+	ip link help 2>&1 | grep -q "\s$1\s"
 	if [ $? -ne 0 ];then
 		echo "SKIP $1: iproute2 not support"
 	cleanup

Original file line number	Diff line number	Diff line change
`@@ -668,7 +668,7 @@ cleanup_exit()`
`668`	`668`
`669`	`669`	`check()`
`670`	`670`	`{`
`671`		`- ip link help $1 2>&1 \| grep -q "^Usage:"`
	`671`	`+ ip link help 2>&1 \| grep -q "\s$1\s"`
`672`	`672`	`if [ $? -ne 0 ];then`
`673`	`673`	`echo "SKIP $1: iproute2 not support"`
`674`	`674`	`cleanup`