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[bpf-next] selftests/bpf: Use make/remove netns helpers in mptcp

Message ID 99e57c7470ac338da18f02ef3af5936c8b21f5a7.1729757268.git.tanggeliang@kylinos.cn (mailing list archive)
State New
Delegated to: BPF
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Series [bpf-next] selftests/bpf: Use make/remove netns helpers in mptcp | expand

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Commit Message

Geliang Tang Oct. 24, 2024, 8:11 a.m. UTC 
From: Geliang Tang <tanggeliang@kylinos.cn>

New netns selftest helpers make_netns() and remove_netns() has been added
in network_helpers.c, let's use them in mptcp selftests too.

Signed-off-by: Geliang Tang <tanggeliang@kylinos.cn>
Reviewed-by: Matthieu Baerts (NGI0) <matttbe@kernel.org>
---
 tools/testing/selftests/bpf/prog_tests/mptcp.c | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)
diff mbox series

Patch

diff --git a/tools/testing/selftests/bpf/prog_tests/mptcp.c b/tools/testing/selftests/bpf/prog_tests/mptcp.c
index d2ca32fa3b21..8276398f7d6a 100644
--- a/tools/testing/selftests/bpf/prog_tests/mptcp.c
+++ b/tools/testing/selftests/bpf/prog_tests/mptcp.c
@@ -66,12 +66,18 @@  struct mptcp_storage {
 
 static struct nstoken *create_netns(void)
 {
-	SYS(fail, "ip netns add %s", NS_TEST);
-	SYS(fail, "ip -net %s link set dev lo up", NS_TEST);
+	struct nstoken *nstoken;
 
-	return open_netns(NS_TEST);
-fail:
-	return NULL;
+	if (make_netns(NS_TEST) < 0)
+		return NULL;
+
+	nstoken = open_netns(NS_TEST);
+	if (!nstoken) {
+		log_err("open netns %s failed", NS_TEST);
+		remove_netns(NS_TEST);
+	}
+
+	return nstoken;
 }
 
 static void cleanup_netns(struct nstoken *nstoken)
@@ -79,7 +85,7 @@  static void cleanup_netns(struct nstoken *nstoken)
 	if (nstoken)
 		close_netns(nstoken);
 
-	SYS_NOFAIL("ip netns del %s", NS_TEST);
+	remove_netns(NS_TEST);
 }
 
 static int start_mptcp_server(int family, const char *addr_str, __u16 port,