[PATCH 5.15 504/779] RDMA/rtrs: Replace duplicate check with is_pollqueue helper

From: Greg Kroah-Hartman
Date: Mon Aug 15 2022 - 15:21:49 EST


From: Jack Wang <jinpu.wang@xxxxxxxxx>

[ Upstream commit 36332ded46b6292296bc7170fada6e238a0802cc ]

if (con->cid >= con->sess->irq_con_num) check can be replaced with a
is_pollqueue helper.

Link: https://lore.kernel.org/r/20210922125333.351454-5-haris.iqbal@xxxxxxxxx
Signed-off-by: Jack Wang <jinpu.wang@xxxxxxxxx>
Signed-off-by: Md Haris Iqbal <haris.iqbal@xxxxxxxxx>
Signed-off-by: Jason Gunthorpe <jgg@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/infiniband/ulp/rtrs/rtrs.c | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/drivers/infiniband/ulp/rtrs/rtrs.c b/drivers/infiniband/ulp/rtrs/rtrs.c
index 9bc323490ce3..ac83cd97f838 100644
--- a/drivers/infiniband/ulp/rtrs/rtrs.c
+++ b/drivers/infiniband/ulp/rtrs/rtrs.c
@@ -222,13 +222,18 @@ static void qp_event_handler(struct ib_event *ev, void *ctx)
}
}

+static bool is_pollqueue(struct rtrs_con *con)
+{
+ return con->cid >= con->sess->irq_con_num;
+}
+
static int create_cq(struct rtrs_con *con, int cq_vector, int nr_cqe,
enum ib_poll_context poll_ctx)
{
struct rdma_cm_id *cm_id = con->cm_id;
struct ib_cq *cq;

- if (con->cid >= con->sess->irq_con_num)
+ if (is_pollqueue(con))
cq = ib_alloc_cq(cm_id->device, con, nr_cqe, cq_vector,
poll_ctx);
else
@@ -288,7 +293,7 @@ int rtrs_cq_qp_create(struct rtrs_sess *sess, struct rtrs_con *con,
err = create_qp(con, sess->dev->ib_pd, max_send_wr, max_recv_wr,
max_send_sge);
if (err) {
- if (con->cid >= con->sess->irq_con_num)
+ if (is_pollqueue(con))
ib_free_cq(con->cq);
else
ib_cq_pool_put(con->cq, con->nr_cqe);
@@ -308,7 +313,7 @@ void rtrs_cq_qp_destroy(struct rtrs_con *con)
con->qp = NULL;
}
if (con->cq) {
- if (con->cid >= con->sess->irq_con_num)
+ if (is_pollqueue(con))
ib_free_cq(con->cq);
else
ib_cq_pool_put(con->cq, con->nr_cqe);
--
2.35.1