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nl80211: fix potential leak of ACL params
author
Johannes Berg
<johannes.berg@intel.com>
Thu, 8 Apr 2021 12:28:34 +0000
(14:28 +0200)
committer
Johannes Berg
<johannes.berg@intel.com>
Thu, 8 Apr 2021 12:44:56 +0000
(14:44 +0200)
In case nl80211_parse_unsol_bcast_probe_resp() results in an
error, need to "goto out" instead of just returning to free
possibly allocated data.
Fixes:
7443dcd1f171
("nl80211: Unsolicited broadcast probe response support")
Link:
https://lore.kernel.org/r/20210408142833.d8bc2e2e454a.If290b1ba85789726a671ff0b237726d4851b5b0f@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
net/wireless/nl80211.c
patch
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diff --git
a/net/wireless/nl80211.c
b/net/wireless/nl80211.c
index
034af85
..
0d34cca
100644
(file)
--- a/
net/wireless/nl80211.c
+++ b/
net/wireless/nl80211.c
@@
-5,7
+5,7
@@
* Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net>
* Copyright 2013-2014 Intel Mobile Communications GmbH
* Copyright 2015-2017 Intel Deutschland GmbH
- * Copyright (C) 2018-202
0
Intel Corporation
+ * Copyright (C) 2018-202
1
Intel Corporation
*/
#include <linux/if.h>
@@
-5485,7
+5485,7
@@
static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info)
rdev, info->attrs[NL80211_ATTR_UNSOL_BCAST_PROBE_RESP],
¶ms);
if (err)
-
return err
;
+
goto out
;
}
nl80211_calculate_ap_params(¶ms);