4.9-stable review patch. If anyone has any objections, please let me know.
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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