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nl80211: fix memory leak in nl80211_get_ftm_responder_stats

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In nl80211_get_ftm_responder_stats, a new skb is created via nlmsg_new
named msg. If nl80211hdr_put() fails, then msg should be released. The
return statement should be replace by goto to error handling code.

Fixes: 81e54d08d9 ("cfg80211: support FTM responder configuration/statistics")
Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
Link: https://lore.kernel.org/r/20191004194220.19412-1-navid.emamdoost@gmail.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Navid Emamdoost 2019-10-04 14:42:19 -05:00 committed by Johannes Berg
parent 4ac2813cc8
commit 1399c59fa9
1 changed files with 1 additions and 1 deletions
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2
net/wireless/nl80211.c
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@ -13682,7 +13682,7 @@ static int nl80211_get_ftm_responder_stats(struct sk_buff *skb,
hdr = nl80211hdr_put(msg, info->snd_portid, info->snd_seq, 0,
NL80211_CMD_GET_FTM_RESPONDER_STATS);
if (!hdr)
return -ENOBUFS;
goto nla_put_failure;
if (nla_put_u32(msg, NL80211_ATTR_IFINDEX, dev->ifindex))
goto nla_put_failure;