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Diffstat (limited to 'net/wireless/nl80211.c')
-rw-r--r--net/wireless/nl80211.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 2c9e9a2d1688..7fd45f6ddb05 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -4172,6 +4172,9 @@ static int nl80211_del_key(struct sk_buff *skb, struct genl_info *info)
if (err)
return err;
+ if (key.idx < 0)
+ return -EINVAL;
+
if (info->attrs[NL80211_ATTR_MAC])
mac_addr = nla_data(info->attrs[NL80211_ATTR_MAC]);