linux/net/wireless/ethtool.c
XueBing Chen 59e8ef18f6 wifi: cfg80211: use strscpy to replace strlcpy
The strlcpy should not be used because it doesn't limit the source
length. Preferred is strscpy.

Signed-off-by: XueBing Chen <chenxuebing@jari.cn>
Link: https://lore.kernel.org/r/2d2fcbf7.e33.181eda8e70e.Coremail.chenxuebing@jari.cn
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2022-07-15 11:43:12 +02:00

30 lines
843 B
C

// SPDX-License-Identifier: GPL-2.0
#include <linux/utsname.h>
#include <net/cfg80211.h>
#include "core.h"
#include "rdev-ops.h"
void cfg80211_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
{
struct wireless_dev *wdev = dev->ieee80211_ptr;
struct device *pdev = wiphy_dev(wdev->wiphy);
if (pdev->driver)
strscpy(info->driver, pdev->driver->name,
sizeof(info->driver));
else
strscpy(info->driver, "N/A", sizeof(info->driver));
strscpy(info->version, init_utsname()->release, sizeof(info->version));
if (wdev->wiphy->fw_version[0])
strscpy(info->fw_version, wdev->wiphy->fw_version,
sizeof(info->fw_version));
else
strscpy(info->fw_version, "N/A", sizeof(info->fw_version));
strscpy(info->bus_info, dev_name(wiphy_dev(wdev->wiphy)),
sizeof(info->bus_info));
}
EXPORT_SYMBOL(cfg80211_get_drvinfo);