RDMA/rtrs-clt: Fix need_inv setting in error case

In some cases need_inv can be missed for write requests, additionally
driver has to handle missing invalidates for write requests. While at
it, remove the else case from write invalidate path as it is possible
to reach there.

Signed-off-by: Jack Wang <jinpu.wang@ionos.com>
Signed-off-by: Md Haris Iqbal <haris.iqbal@ionos.com>
Signed-off-by: Grzegorz Prajsner <grzegorz.prajsner@ionos.com>
Link: https://patch.msgid.link/20240821112217.41827-3-haris.iqbal@ionos.com


Signed-off-by: Leon Romanovsky <leon@kernel.org>