--- net/wireless/wext-compat.c

+++ net/wireless/wext-compat.c

@@ -1358,6 +1358,9 @@ int cfg80211_wext_giwessid(struct net_de

{

struct wireless_dev *wdev = dev->ieee80211_ptr;

+ data->flags = 0;

+ data->length = 0;

+

switch (wdev->iftype) {

case NL80211_IFTYPE_ADHOC:

return cfg80211_ibss_wext_giwessid(dev, info, data, ssid);