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From:   Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>,
        Mark Greer <mgreer@animalcreek.com>,
        Bongsu Jeon <bongsu.jeon@samsung.com>,
        "David S. Miller" <davem@davemloft.net>,
        Jakub Kicinski <kuba@kernel.org>, linux-nfc@lists.01.org,
        netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-wireless@vger.kernel.org
Subject: [PATCH 05/12] nfc: virtual_ncidev: constify pointer to nfc_dev
Date:   Thu, 29 Jul 2021 12:40:15 +0200
Message-Id: <20210729104022.47761-6-krzysztof.kozlowski@canonical.com>
In-Reply-To: <20210729104022.47761-1-krzysztof.kozlowski@canonical.com>
References: <20210729104022.47761-1-krzysztof.kozlowski@canonical.com>
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virtual_ncidev_ioctl() does not modify struct nfc_dev, so local variable
can be a pointer to const.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
---
 drivers/nfc/virtual_ncidev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/nfc/virtual_ncidev.c b/drivers/nfc/virtual_ncidev.c
index b914ab2c2109..2ee0ec4bb739 100644
--- a/drivers/nfc/virtual_ncidev.c
+++ b/drivers/nfc/virtual_ncidev.c
@@ -170,7 +170,7 @@ static int virtual_ncidev_close(struct inode *inode, struct file *file)
 static long virtual_ncidev_ioctl(struct file *flip, unsigned int cmd,
 				 unsigned long arg)
 {
-	struct nfc_dev *nfc_dev = ndev->nfc_dev;
+	const struct nfc_dev *nfc_dev = ndev->nfc_dev;
 	void __user *p = (void __user *)arg;
 
 	if (cmd != IOCTL_GET_NCIDEV_IDX)
-- 
2.27.0