| From foo@baz Sun May 27 17:33:38 CEST 2018 |
| From: Sara Sharon <sara.sharon@intel.com> |
| Date: Mon, 19 Feb 2018 14:48:35 +0200 |
| Subject: mac80211: fix a possible leak of station stats |
| |
| From: Sara Sharon <sara.sharon@intel.com> |
| |
| [ Upstream commit d78d9ee9d40aca4781d2c5334972544601a4c3a2 ] |
| |
| If sta_info_alloc fails after allocating the per CPU statistics, |
| they are not properly freed. |
| |
| Fixes: c9c5962b56c1 ("mac80211: enable collecting station statistics per-CPU") |
| Signed-off-by: Sara Sharon <sara.sharon@intel.com> |
| Signed-off-by: Luca Coelho <luciano.coelho@intel.com> |
| Signed-off-by: Johannes Berg <johannes.berg@intel.com> |
| Signed-off-by: Sasha Levin <alexander.levin@microsoft.com> |
| Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
| --- |
| net/mac80211/sta_info.c | 1 + |
| 1 file changed, 1 insertion(+) |
| |
| --- a/net/mac80211/sta_info.c |
| +++ b/net/mac80211/sta_info.c |
| @@ -433,6 +433,7 @@ free_txq: |
| if (sta->sta.txq[0]) |
| kfree(to_txq_info(sta->sta.txq[0])); |
| free: |
| + free_percpu(sta->pcpu_rx_stats); |
| #ifdef CONFIG_MAC80211_MESH |
| kfree(sta->mesh); |
| #endif |