1 files changed, 7 insertions, 0 deletions

diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 1a7a710fe9bf..d543cf152100 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -2079,6 +2079,13 @@ static int nl80211_new_interface(struct sk_buff *skb, struct genl_info *info)
             !(rdev->wiphy.interface_modes & (1 << type)))
                 return -EOPNOTSUPP;
 
+        if (type == NL80211_IFTYPE_P2P_DEVICE && info->attrs[NL80211_ATTR_MAC]) {
+                nla_memcpy(params.macaddr, info->attrs[NL80211_ATTR_MAC],
+                           ETH_ALEN);
+                if (!is_valid_ether_addr(params.macaddr))
+                        return -EADDRNOTAVAIL;
+        }
+
         if (info->attrs[NL80211_ATTR_4ADDR]) {
                 params.use_4addr = !!nla_get_u8(info->attrs[NL80211_ATTR_4ADDR]);
                 err = nl80211_valid_4addr(rdev, NULL, params.use_4addr, type);