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>

diff --git a/net/wireless/ethtool.c b/net/wireless/ethtool.c
index 24e18405cdb48fff6090831f656b4f883c926109..2613d6ac0fdac2e706c7c84697d760f381ace113 100644 (file)
--- a/net/wireless/ethtool.c
+++ b/net/wireless/ethtool.c
@@ -10,20 +10,20 @@ void cfg80211_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
        struct device *pdev = wiphy_dev(wdev->wiphy);
 
        if (pdev->driver)
-               strlcpy(info->driver, pdev->driver->name,
+               strscpy(info->driver, pdev->driver->name,
                        sizeof(info->driver));
        else
-               strlcpy(info->driver, "N/A", sizeof(info->driver));
+               strscpy(info->driver, "N/A", sizeof(info->driver));
 
-       strlcpy(info->version, init_utsname()->release, sizeof(info->version));
+       strscpy(info->version, init_utsname()->release, sizeof(info->version));
 
        if (wdev->wiphy->fw_version[0])
-               strlcpy(info->fw_version, wdev->wiphy->fw_version,
+               strscpy(info->fw_version, wdev->wiphy->fw_version,
                        sizeof(info->fw_version));
        else
-               strlcpy(info->fw_version, "N/A", sizeof(info->fw_version));
+               strscpy(info->fw_version, "N/A", sizeof(info->fw_version));
 
-       strlcpy(info->bus_info, dev_name(wiphy_dev(wdev->wiphy)),
+       strscpy(info->bus_info, dev_name(wiphy_dev(wdev->wiphy)),
                sizeof(info->bus_info));
 }
 EXPORT_SYMBOL(cfg80211_get_drvinfo);