RDMA/rxe: Fix extra copy in prepare_ack_packet

Currently prepare_ack_packet writes almost all the fields of the BTH in
the ack packet twice. Replace code with the subroutine init_bth().

Fixes: 8700e3e7c4 ("Soft RoCE driver")
Link: https://lore.kernel.org/r/20210618045742.204195-6-rpearsonhpe@gmail.com
Signed-off-by: Bob Pearson <rpearsonhpe@gmail.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
This commit is contained in:
Bob Pearson 2021-06-17 23:57:42 -05:00 • committed by Jason Gunthorpe
commit 3896bde92d