selftests: mptcp: sockopt: drop mptcp_connect var

Global var mptcp_connect defined at the front of mptcp_sockopt.sh is
duplicate with local var mptcp_connect defined in do_transfer(), drop
this useless global one.

Reviewed-by: Matthieu Baerts <[email protected]>
Signed-off-by: Geliang Tang <[email protected]>
Signed-off-by: Mat Martineau <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Jakub Kicinski <[email protected]>

Author: geliangtang

tools/testing/selftests/net/mptcp/mptcp_sockopt.sh

@@ -11,7 +11,6 @@ cout=""
 ksft_skip=4
 timeout_poll=30
 timeout_test=$((timeout_poll * 2 + 1))
-mptcp_connect=""
 iptables="iptables"
 ip6tables="ip6tables"