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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@google.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
This commit is contained in:
Stanislav Fomichev 2019-01-17 11:56:12 -08:00 committed by Daniel Borkmann
parent c76e4c228b
commit bbebce8eb9
1 changed files with 3 additions and 3 deletions
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6
tools/testing/selftests/bpf/test_tcpnotify_user.c
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@ -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);