linux-kernel - [PATCH] RDMA/hw/qib/qib

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Message-Id: <20221021172611.26763-1-colin.i.king@gmail.com>
Date:   Fri, 21 Oct 2022 18:26:11 +0100
From:   Colin Ian King <colin.i.king@...il.com>
To:     Dennis Dalessandro <dennis.dalessandro@...nelisnetworks.com>,
        Jason Gunthorpe <jgg@...pe.ca>,
        Leon Romanovsky <leon@...nel.org>, linux-rdma@...r.kernel.org
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] RDMA/hw/qib/qib_tx: Remove variable n

The variable n being incremented but it is never referenced,
it is redundant and can be removed.

Signed-off-by: Colin Ian King <colin.i.king@...il.com>
---
 drivers/infiniband/hw/qib/qib_tx.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/infiniband/hw/qib/qib_tx.c b/drivers/infiniband/hw/qib/qib_tx.c
index 6a8148851f21..1325110237cd 100644
--- a/drivers/infiniband/hw/qib/qib_tx.c
+++ b/drivers/infiniband/hw/qib/qib_tx.c
@@ -82,7 +82,6 @@ int qib_disarm_piobufs_ifneeded(struct qib_ctxtdata *rcd)
 	struct qib_devdata *dd = rcd->dd;
 	unsigned i;
 	unsigned last;
-	unsigned n = 0;
 
 	last = rcd->pio_base + rcd->piocnt;
 	/*
@@ -102,10 +101,8 @@ int qib_disarm_piobufs_ifneeded(struct qib_ctxtdata *rcd)
 	}
 	spin_lock_irq(&dd->pioavail_lock);
 	for (i = rcd->pio_base; i < last; i++) {
-		if (__test_and_clear_bit(i, dd->pio_need_disarm)) {
-			n++;
+		if (__test_and_clear_bit(i, dd->pio_need_disarm))
 			dd->f_sendctrl(rcd->ppd, QIB_SENDCTRL_DISARM_BUF(i));
-		}
 	}
 	spin_unlock_irq(&dd->pioavail_lock);
 	return 0;
-- 
2.37.3