IB/srpt: Simplify srpt_queue_response()

Initialize first_wr to &send_wr. This allows to remove a ternary
operator and an else branch. This patch does not change the behavior
of srpt_queue_response().

Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Tested-by: Steve Wise <swise@opengridcomputing.com>
Tested-by: Laurence Oberman <loberman@redhat.com>
Cc: Parav Pandit <pandit.parav@gmail.com>
Cc: Nicholas Bellinger <nab@linux-iscsi.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>

diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.c b/drivers/infiniband/ulp/srpt/ib_srpt.c
index 9a3b954..dfa23b0 100644 (file)
--- a/drivers/infiniband/ulp/srpt/ib_srpt.c
+++ b/drivers/infiniband/ulp/srpt/ib_srpt.c
@@ -2262,7 +2262,7 @@ static void srpt_queue_response(struct se_cmd *cmd)
                container_of(cmd, struct srpt_send_ioctx, cmd);
        struct srpt_rdma_ch *ch = ioctx->ch;
        struct srpt_device *sdev = ch->sport->sdev;
-       struct ib_send_wr send_wr, *first_wr = NULL, *bad_wr;
+       struct ib_send_wr send_wr, *first_wr = &send_wr, *bad_wr;
        struct ib_sge sge;
        enum srpt_command_state state;
        unsigned long flags;
@@ -2303,11 +2303,8 @@ static void srpt_queue_response(struct se_cmd *cmd)
                        struct srpt_rw_ctx *ctx = &ioctx->rw_ctxs[i];
 
                        first_wr = rdma_rw_ctx_wrs(&ctx->rw, ch->qp,
-                                       ch->sport->port, NULL,
-                                       first_wr ? first_wr : &send_wr);
+                                       ch->sport->port, NULL, first_wr);
                }
-       } else {
-               first_wr = &send_wr;
        }
 
        if (state != SRPT_STATE_MGMT)