From: Jiri Benc jbenc@redhat.com
[ Upstream commit 11875ba7f251c52effb2b924e04c2ddefa9856ef ]
Out of the three nc implementations widely in use, at least two (BSD netcat and nmap-ncat) do not support -l combined with -s. Modify the nc invocation to be accepted by all of them.
Fixes: 7df5e3db8f63 ("selftests: bpf: tc-bpf flow shaping with EDT") Signed-off-by: Jiri Benc jbenc@redhat.com Signed-off-by: Daniel Borkmann daniel@iogearbox.net Acked-by: Peter Oskolkov posk@google.com Link: https://lore.kernel.org/bpf/f5bf07dccd8b552a76c84d49e80b86c5aa071122.1571400... Signed-off-by: Sasha Levin sashal@kernel.org --- tools/testing/selftests/bpf/test_tc_edt.sh | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/testing/selftests/bpf/test_tc_edt.sh b/tools/testing/selftests/bpf/test_tc_edt.sh index f38567ef694b6..daa7d1b8d3092 100755 --- a/tools/testing/selftests/bpf/test_tc_edt.sh +++ b/tools/testing/selftests/bpf/test_tc_edt.sh @@ -59,7 +59,7 @@ ip netns exec ${NS_SRC} tc filter add dev veth_src egress \
# start the listener ip netns exec ${NS_DST} bash -c \ - "nc -4 -l -s ${IP_DST} -p 9000 >/dev/null &" + "nc -4 -l -p 9000 >/dev/null &" declare -i NC_PID=$! sleep 1