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Date:   Thu, 17 Jan 2019 11:56:12 -0800
From:   Stanislav Fomichev <sdf@...gle.com>
To:     netdev@...r.kernel.org
Cc:     davem@...emloft.net, ast@...nel.org, daniel@...earbox.net,
        Stanislav Fomichev <sdf@...gle.com>
Subject: [PATCH bpf-next] selftests/bpf: don't hardcode iptables/nc path in test_tcpnotify_user

system() is calling shell which should find the appropriate full path
via $PATH. On some systems, full path to iptables and/or nc might be
different that we one we have hardcoded.

Signed-off-by: Stanislav Fomichev <sdf@...gle.com>
---
 tools/testing/selftests/bpf/test_tcpnotify_user.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/tools/testing/selftests/bpf/test_tcpnotify_user.c b/tools/testing/selftests/bpf/test_tcpnotify_user.c
index 4e4353711a86..86152d9ae95b 100644
--- a/tools/testing/selftests/bpf/test_tcpnotify_user.c
+++ b/tools/testing/selftests/bpf/test_tcpnotify_user.c
@@ -148,17 +148,17 @@ int main(int argc, char **argv)
 	pthread_create(&tid, NULL, poller_thread, (void *)&pmu_fd);
 
 	sprintf(test_script,
-		"/usr/sbin/iptables -A INPUT -p tcp --dport %d -j DROP",
+		"iptables -A INPUT -p tcp --dport %d -j DROP",
 		TESTPORT);
 	system(test_script);
 
 	sprintf(test_script,
-		"/usr/bin/nc 127.0.0.1 %d < /etc/passwd > /dev/null 2>&1 ",
+		"nc 127.0.0.1 %d < /etc/passwd > /dev/null 2>&1 ",
 		TESTPORT);
 	system(test_script);
 
 	sprintf(test_script,
-		"/usr/sbin/iptables -D INPUT -p tcp --dport %d -j DROP",
+		"iptables -D INPUT -p tcp --dport %d -j DROP",
 		TESTPORT);
 	system(test_script);
 
-- 
2.20.1.97.g81188d93c3-goog

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