diff options
Diffstat (limited to 'net/wireless/wext-compat.c')
| -rw-r--r-- | net/wireless/wext-compat.c | 23 |
1 files changed, 15 insertions, 8 deletions
diff --git a/net/wireless/wext-compat.c b/net/wireless/wext-compat.c index 05186a47878f..9e002df0f8d8 100644 --- a/net/wireless/wext-compat.c +++ b/net/wireless/wext-compat.c @@ -1254,7 +1254,7 @@ static int cfg80211_wext_giwrate(struct net_device *dev, { struct wireless_dev *wdev = dev->ieee80211_ptr; struct cfg80211_registered_device *rdev = wiphy_to_rdev(wdev->wiphy); - struct station_info sinfo = {}; + struct station_info *sinfo; u8 addr[ETH_ALEN]; int err; @@ -1274,16 +1274,23 @@ static int cfg80211_wext_giwrate(struct net_device *dev, if (err) return err; - err = rdev_get_station(rdev, dev, addr, &sinfo); - if (err) - return err; + sinfo = kzalloc(sizeof(*sinfo), GFP_KERNEL); + if (!sinfo) + return -ENOMEM; - if (!(sinfo.filled & BIT(NL80211_STA_INFO_TX_BITRATE))) - return -EOPNOTSUPP; + err = rdev_get_station(rdev, dev, addr, sinfo); + if (err) + goto out; - rate->value = 100000 * cfg80211_calculate_bitrate(&sinfo.txrate); + if (!(sinfo->filled & BIT(NL80211_STA_INFO_TX_BITRATE))) { + err = -EOPNOTSUPP; + goto out; + } - return 0; + rate->value = 100000 * cfg80211_calculate_bitrate(&sinfo->txrate); +out: + kfree(sinfo); + return err; } /* Get wireless statistics. Called by /proc/net/wireless and by SIOCGIWSTATS */ |