Move the variables 'TEST_NAME' and 'TEST_COUNT', 'ret', 'capture' and
'checksum', 'timeout_poll' and 'timeout_test', 'iptables' and 'ip6tables'
into mptcp_lib.sh as public variables.

Signed-off-by: Geliang Tang <geliang.tang@suse.com>
---
 tools/testing/selftests/net/mptcp/diag.sh          |  4 ----
 tools/testing/selftests/net/mptcp/mptcp_connect.sh |  6 ------
 tools/testing/selftests/net/mptcp/mptcp_join.sh    |  9 ---------
 tools/testing/selftests/net/mptcp/mptcp_lib.sh     | 14 ++++++++++++++
 tools/testing/selftests/net/mptcp/mptcp_sockopt.sh |  5 -----
 tools/testing/selftests/net/mptcp/pm_netlink.sh    |  1 -
 tools/testing/selftests/net/mptcp/simult_flows.sh  |  5 -----
 tools/testing/selftests/net/mptcp/userspace_pm.sh  |  3 ---
 8 files changed, 14 insertions(+), 33 deletions(-)

diff --git a/tools/testing/selftests/net/mptcp/diag.sh b/tools/testing/selftests/net/mptcp/diag.sh
index e28dce8f6f94..6c5f84f59898 100755
--- a/tools/testing/selftests/net/mptcp/diag.sh
+++ b/tools/testing/selftests/net/mptcp/diag.sh
@@ -5,10 +5,6 @@
 
 mptcp_lib_init_ns
 ksft_skip=4
-TEST_COUNT=0
-timeout_poll=30
-timeout_test=$((timeout_poll * 2 + 1))
-ret=0
 
 flush_pids()
 {
diff --git a/tools/testing/selftests/net/mptcp/mptcp_connect.sh b/tools/testing/selftests/net/mptcp/mptcp_connect.sh
index da932176c85d..a926493a349e 100755
--- a/tools/testing/selftests/net/mptcp/mptcp_connect.sh
+++ b/tools/testing/selftests/net/mptcp/mptcp_connect.sh
@@ -6,13 +6,9 @@
 time_start=$(date +%s)
 
 optstring="S:R:d:e:l:r:h4cm:f:tC"
-ret=0
 final_ret=0
 cin_disconnect=""
 ksft_skip=4
-capture=false
-timeout_poll=30
-timeout_test=$((timeout_poll * 2 + 1))
 ipv6=true
 ethtool_random_on=true
 tc_delay="$((RANDOM%50))"
@@ -22,7 +18,6 @@ sndbuf=0
 rcvbuf=0
 options_log=true
 do_tcp=0
-checksum=false
 filesize=0
 connect_per_transfer=1
 
@@ -119,7 +114,6 @@ done
 
 mptcp_lib_init_ns
 
-TEST_COUNT=0
 TEST_GROUP=""
 
 cleanup()
diff --git a/tools/testing/selftests/net/mptcp/mptcp_join.sh b/tools/testing/selftests/net/mptcp/mptcp_join.sh
index 4aac1bce8aec..f11d47354937 100755
--- a/tools/testing/selftests/net/mptcp/mptcp_join.sh
+++ b/tools/testing/selftests/net/mptcp/mptcp_join.sh
@@ -12,19 +12,12 @@
 
 . "$(dirname "${0}")/mptcp_lib.sh"
 
-ret=0
 sinfail=""
 cinfail=""
 cinsent=""
 tmpfile=""
 capout=""
 ksft_skip=4
-iptables="iptables"
-ip6tables="ip6tables"
-timeout_poll=30
-timeout_test=$((timeout_poll * 2 + 1))
-capture=false
-checksum=false
 ip_mptcp=0
 check_invert=0
 validate_checksum=false
@@ -37,8 +30,6 @@ declare -A all_tests
 declare -a only_tests_ids
 declare -a only_tests_names
 declare -A failed_tests
-TEST_COUNT=0
-TEST_NAME=""
 nr_blank=6
 
 # These var are used only in some tests, make sure they are not already set
diff --git a/tools/testing/selftests/net/mptcp/mptcp_lib.sh b/tools/testing/selftests/net/mptcp/mptcp_lib.sh
index 53e69fc807a6..ae394d5e1735 100644
--- a/tools/testing/selftests/net/mptcp/mptcp_lib.sh
+++ b/tools/testing/selftests/net/mptcp/mptcp_lib.sh
@@ -17,6 +17,20 @@ readonly AF_INET6=10
 
 MPTCP_LIB_SUBTESTS=()
 
+TEST_NAME=""
+TEST_COUNT=0
+
+ret=0
+
+capture=false
+checksum=false
+
+readonly timeout_poll=30
+timeout_test=$((timeout_poll * 2 + 1))
+
+iptables="iptables"
+ip6tables="ip6tables"
+
 sin=$(mktemp)
 sout=$(mktemp)
 cin=$(mktemp)
diff --git a/tools/testing/selftests/net/mptcp/mptcp_sockopt.sh b/tools/testing/selftests/net/mptcp/mptcp_sockopt.sh
index 780ceb9314b9..019d4dc91d70 100755
--- a/tools/testing/selftests/net/mptcp/mptcp_sockopt.sh
+++ b/tools/testing/selftests/net/mptcp/mptcp_sockopt.sh
@@ -3,12 +3,7 @@
 
 . "$(dirname "${0}")/mptcp_lib.sh"
 
-ret=0
 ksft_skip=4
-timeout_poll=30
-timeout_test=$((timeout_poll * 2 + 1))
-iptables="iptables"
-ip6tables="ip6tables"
 
 mptcp_lib_init_ns
 
diff --git a/tools/testing/selftests/net/mptcp/pm_netlink.sh b/tools/testing/selftests/net/mptcp/pm_netlink.sh
index 0b6e56be1207..208669f474cf 100755
--- a/tools/testing/selftests/net/mptcp/pm_netlink.sh
+++ b/tools/testing/selftests/net/mptcp/pm_netlink.sh
@@ -4,7 +4,6 @@
 . "$(dirname "${0}")/mptcp_lib.sh"
 
 ksft_skip=4
-ret=0
 
 usage() {
 	echo "Usage: $0 [ -h ]"
diff --git a/tools/testing/selftests/net/mptcp/simult_flows.sh b/tools/testing/selftests/net/mptcp/simult_flows.sh
index 0a06b7f41650..ad589c7699a1 100755
--- a/tools/testing/selftests/net/mptcp/simult_flows.sh
+++ b/tools/testing/selftests/net/mptcp/simult_flows.sh
@@ -4,12 +4,7 @@
 . "$(dirname "${0}")/mptcp_lib.sh"
 
 mptcp_lib_init_ns
-capture=false
 ksft_skip=4
-timeout_poll=30
-timeout_test=$((timeout_poll * 2 + 1))
-TEST_COUNT=0
-ret=0
 bail=0
 slack=50
 
diff --git a/tools/testing/selftests/net/mptcp/userspace_pm.sh b/tools/testing/selftests/net/mptcp/userspace_pm.sh
index 263a3ac9a3ee..021d570df234 100755
--- a/tools/testing/selftests/net/mptcp/userspace_pm.sh
+++ b/tools/testing/selftests/net/mptcp/userspace_pm.sh
@@ -45,9 +45,6 @@ client_addr_id=${RANDOM:0:2}
 server_addr_id=${RANDOM:0:2}
 
 mptcp_lib_init_ns
-ret=0
-TEST_NAME=""
-TEST_COUNT=0
 
 _printf() {
 	stdbuf -o0 -e0 printf "${@}"
-- 
2.35.3