diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2018-12-15 12:03:22 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-01-13 11:51:02 +0300 |
| commit | 366fc5858720b749d52a32ec15c8420939092b2a (patch) | |
| tree | eb3d2807937485dc65ac0f54427fe6da0f814701 /net | |
| parent | 098143bfc29e1709fab54891176325a346d9e100 (diff) | |
| download | linux-366fc5858720b749d52a32ec15c8420939092b2a.tar.xz | |
nl80211: fix memory leak if validate_pae_over_nl80211() fails
[ Upstream commit d350a0f431189517b1af0dbbb605c273231a8966 ]
If validate_pae_over_nl80211() were to fail in nl80211_crypto_settings(),
we might leak the 'connkeys' allocation. Fix this.
Fixes: 64bf3d4bc2b0 ("nl80211: Add CONTROL_PORT_OVER_NL80211 attribute")
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'net')
| -rw-r--r-- | net/wireless/nl80211.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 176edfefcbaa..295cd8d5554f 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -8993,8 +8993,10 @@ static int nl80211_join_ibss(struct sk_buff *skb, struct genl_info *info) if (info->attrs[NL80211_ATTR_CONTROL_PORT_OVER_NL80211]) { int r = validate_pae_over_nl80211(rdev, info); - if (r < 0) + if (r < 0) { + kzfree(connkeys); return r; + } ibss.control_port_over_nl80211 = true; } |