diff options
Diffstat (limited to 'net/wireless/nl80211.c')
| -rw-r--r-- | net/wireless/nl80211.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 11089541bb03..430b432bc3f0 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -4527,8 +4527,12 @@ static int nl80211_join_ibss(struct sk_buff *skb, struct genl_info *info) wiphy = &rdev->wiphy; - if (info->attrs[NL80211_ATTR_MAC]) + if (info->attrs[NL80211_ATTR_MAC]) { ibss.bssid = nla_data(info->attrs[NL80211_ATTR_MAC]); + + if (!is_valid_ether_addr(ibss.bssid)) + return -EINVAL; + } ibss.ssid = nla_data(info->attrs[NL80211_ATTR_SSID]); ibss.ssid_len = nla_len(info->attrs[NL80211_ATTR_SSID]); |