RDMA/bnxt_re: Cleanup bnxt_re_process_raw_qp_pkt_rx() function

 - Remove unnecessary memset by initializing the variables
   during declaration itself.
 - Arranged variable declarartion in RCT order.

Signed-off-by: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>
Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com>
Link: https://lore.kernel.org/r/1691052326-32143-5-git-send-email-selvin.xavier@broadcom.com


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