linux-kernel - [PATCH] rapidio: remove redundant pointer md

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Message-Id: <20180711082346.5223-1-colin.king@canonical.com>
Date:   Wed, 11 Jul 2018 09:23:46 +0100
From:   Colin King <colin.king@...onical.com>
To:     Matt Porter <mporter@...nel.crashing.org>,
        Alexandre Bounine <alex.bou9@...il.com>,
        linux-kernel@...r.kernel.org
Cc:     kernel-janitors@...r.kernel.org
Subject: [PATCH] rapidio: remove redundant pointer md

From: Colin Ian King <colin.king@...onical.com>

Pointer md is being assigned but is never used hence it is redundant
and can be removed.

Cleans up clang warning:
warning: variable 'md' set but not used [-Wunused-but-set-variable]

Signed-off-by: Colin Ian King <colin.king@...onical.com>
---
 drivers/rapidio/devices/rio_mport_cdev.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/rapidio/devices/rio_mport_cdev.c b/drivers/rapidio/devices/rio_mport_cdev.c
index a8cb8d2f2abb..cbe467ff1aba 100644
--- a/drivers/rapidio/devices/rio_mport_cdev.c
+++ b/drivers/rapidio/devices/rio_mport_cdev.c
@@ -1006,7 +1006,6 @@ static int rio_mport_transfer_ioctl(struct file *filp, void __user *arg)
 static int rio_mport_wait_for_async_dma(struct file *filp, void __user *arg)
 {
 	struct mport_cdev_priv *priv;
-	struct mport_dev *md;
 	struct rio_async_tx_wait w_param;
 	struct mport_dma_req *req;
 	dma_cookie_t cookie;
@@ -1016,7 +1015,6 @@ static int rio_mport_wait_for_async_dma(struct file *filp, void __user *arg)
 	int ret;
 
 	priv = (struct mport_cdev_priv *)filp->private_data;
-	md = priv->md;
 
 	if (unlikely(copy_from_user(&w_param, arg, sizeof(w_param))))
 		return -EFAULT;
-- 
2.17.1