RDS: TCP: rds_tcp_accept_one() should transition socket from RESETTING to UP

RDS: TCP: rds_tcp_accept_one() should transition socket from RESETTING to UP

Orabug 23542064

Backport of upstream commit 3bb549ae4c51 ("RDS: TCP:
rds_tcp_accept_one() should transition socket from RESETTING to UP")

The state of the rds_connection after rds_tcp_reset_callbacks() would
be RDS_CONN_RESETTING and this is the value that should be passed by
rds_tcp_accept_one() to rds_connect_path_complete() to transition the
socket to RDS_CONN_UP.

Fixes: b5c21c0947c1 ("RDS: TCP: fix race windows in send-path
quiescence by rds_tcp_accept_one()")
Signed-off-by: Sowmini Varadhan <sowmini.varadhan@oracle.com>
Acked-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>