selftests: mptcp: set addr id for removing testcases

The removing testcases can only delete the addresses from id 1, this
patch added the support for deleting the addresses from any id that user
set.

Signed-off-by: Geliang Tang <geliangtang@gmail.com>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/tools/testing/selftests/net/mptcp/mptcp_join.sh b/tools/testing/selftests/net/mptcp/mptcp_join.sh
index 15b71dd..6782a89 100755 (executable)
--- a/tools/testing/selftests/net/mptcp/mptcp_join.sh
+++ b/tools/testing/selftests/net/mptcp/mptcp_join.sh
@@ -284,14 +284,19 @@ do_transfer()
                let rm_nr_ns1=-addr_nr_ns1
                if [ $rm_nr_ns1 -lt 8 ]; then
                        counter=1
-                       sleep 1
-
-                       while [ $counter -le $rm_nr_ns1 ]
-                       do
-                               ip netns exec ${listener_ns} ./pm_nl_ctl del $counter
+                       dump=(`ip netns exec ${listener_ns} ./pm_nl_ctl dump`)
+                       if [ ${#dump[@]} -gt 0 ]; then
+                               id=${dump[1]}
                                sleep 1
-                               let counter+=1
-                       done
+
+                               while [ $counter -le $rm_nr_ns1 ]
+                               do
+                                       ip netns exec ${listener_ns} ./pm_nl_ctl del $id
+                                       sleep 1
+                                       let counter+=1
+                                       let id+=1
+                               done
+                       fi
                else
                        sleep 1
                        ip netns exec ${listener_ns} ./pm_nl_ctl flush
@@ -318,14 +323,19 @@ do_transfer()
                let rm_nr_ns2=-addr_nr_ns2
                if [ $rm_nr_ns2 -lt 8 ]; then
                        counter=1
-                       sleep 1
-
-                       while [ $counter -le $rm_nr_ns2 ]
-                       do
-                               ip netns exec ${connector_ns} ./pm_nl_ctl del $counter
+                       dump=(`ip netns exec ${connector_ns} ./pm_nl_ctl dump`)
+                       if [ ${#dump[@]} -gt 0 ]; then
+                               id=${dump[1]}
                                sleep 1
-                               let counter+=1
-                       done
+
+                               while [ $counter -le $rm_nr_ns2 ]
+                               do
+                                       ip netns exec ${connector_ns} ./pm_nl_ctl del $id
+                                       sleep 1
+                                       let counter+=1
+                                       let id+=1
+                               done
+                       fi
                else
                        sleep 1
                        ip netns exec ${connector_ns} ./pm_nl_ctl flush