mptcp: subflow.c: Fix a typo

s/concerened/concerned/

Signed-off-by: Bhaskar Chowdhury <unixbhaskar@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Bhaskar Chowdhury 2021-03-27 04:42:46 +05:30 • committed by David S. Miller
commit 55320b82d6