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Diffstat (limited to 'tools/testing/selftests/net/net_helper.sh')
-rw-r--r--tools/testing/selftests/net/net_helper.sh11
1 files changed, 7 insertions, 4 deletions
diff --git a/tools/testing/selftests/net/net_helper.sh b/tools/testing/selftests/net/net_helper.sh
index 4fe0befa13fb..6596fe03c77f 100644
--- a/tools/testing/selftests/net/net_helper.sh
+++ b/tools/testing/selftests/net/net_helper.sh
@@ -8,13 +8,16 @@ wait_local_port_listen()
local listener_ns="${1}"
local port="${2}"
local protocol="${3}"
- local port_hex
+ local pattern
local i
- port_hex="$(printf "%04X" "${port}")"
+ pattern=":$(printf "%04X" "${port}") "
+
+ # for tcp protocol additionally check the socket state
+ [ ${protocol} = "tcp" ] && pattern="${pattern}0A"
for i in $(seq 10); do
- if ip netns exec "${listener_ns}" cat /proc/net/"${protocol}"* | \
- grep -q "${port_hex}"; then
+ if ip netns exec "${listener_ns}" awk '{print $2" "$4}' \
+ /proc/net/"${protocol}"* | grep -q "${pattern}"; then
break
fi
sleep 0.1