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A single fix for missing input validation in nl80211.

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Merge tag 'mac80211-for-net-2020-10-08' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211

Johannes Berg says:

====================
pull-request: mac80211 2020-10-08

A single fix for missing input validation in nl80211.
====================

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Jakub Kicinski 2020-10-08 12:18:34 -07:00
commit a9e54cb3d5
1 changed files with 3 additions and 0 deletions
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3
net/wireless/nl80211.c
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@ -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]);