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Message-ID: <202212081953254923522@zte.com.cn>
Date: Thu, 8 Dec 2022 19:53:25 +0800 (CST)
From: <yang.yang29@....com.cn>
To: <salil.mehta@...wei.com>
Cc: <yisen.zhuang@...wei.com>, <davem@...emloft.net>,
<edumazet@...gle.com>, <kuba@...nel.org>, <pabeni@...hat.com>,
<brianvv@...gle.com>, <netdev@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, <xu.panda@....com.cn>,
<yang.yang29@....com.cn>
Subject: [PATCH linux-next] net: hns3: use strscpy() to instead of strncpy()
From: Xu Panda <xu.panda@....com.cn>
The implementation of strscpy() is more robust and safer.
That's now the recommended way to copy NUL terminated strings.
Signed-off-by: Xu Panda <xu.panda@....com.cn>
Signed-off-by: Yang Yang <yang.yang29@....com>
---
drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c
index cdf76fb58d45..55306fe8a540 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c
@@ -639,13 +639,11 @@ static void hns3_get_drvinfo(struct net_device *netdev,
return;
}
- strncpy(drvinfo->driver, dev_driver_string(&h->pdev->dev),
+ strscpy(drvinfo->driver, dev_driver_string(&h->pdev->dev),
sizeof(drvinfo->driver));
- drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0';
- strncpy(drvinfo->bus_info, pci_name(h->pdev),
+ strscpy(drvinfo->bus_info, pci_name(h->pdev),
sizeof(drvinfo->bus_info));
- drvinfo->bus_info[ETHTOOL_BUSINFO_LEN - 1] = '\0';
fw_version = priv->ae_handle->ae_algo->ops->get_fw_version(h);
--
2.15.2
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