fcnal-test: kill hanging ping/nettest binaries on cleanup

On my box I see a bunch of ping/nettest processes hanging
around after fcntal-test.sh is done.

Clean those up before netns deletion.

Signed-off-by: Florian Westphal <fw@strlen.de>
Acked-by: David Ahern <dsahern@kernel.org>
Link: https://lore.kernel.org/r/20211021140247.29691-1-fw@strlen.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/tools/testing/selftests/net/fcnal-test.sh b/tools/testing/selftests/net/fcnal-test.sh
index 8e67a252b672f853d8483787553e508b493e3f6c..3313566ce9062e285a9872ac2ce6c2ab3c1bc652 100755 (executable)
--- a/tools/testing/selftests/net/fcnal-test.sh
+++ b/tools/testing/selftests/net/fcnal-test.sh
@@ -445,10 +445,13 @@ cleanup()
                ip -netns ${NSA} link set dev ${NSA_DEV} down
                ip -netns ${NSA} link del dev ${NSA_DEV}
 
+               ip netns pids ${NSA} | xargs kill 2>/dev/null
                ip netns del ${NSA}
        fi
 
+       ip netns pids ${NSB} | xargs kill 2>/dev/null
        ip netns del ${NSB}
+       ip netns pids ${NSC} | xargs kill 2>/dev/null
        ip netns del ${NSC} >/dev/null 2>&1
 }