From 13e5afd3d773c6fc6ca2b89027befaaaa1ea7293 Mon Sep 17 00:00:00 2001 From: Zhengchao Shao Date: Thu, 17 Nov 2022 14:45:00 +0800 Subject: [PATCH] wifi: mac80211: fix memory leak in ieee80211_if_add() When register_netdevice() failed in ieee80211_if_add(), ndev->tstats isn't released. Fix it. Fixes: 5a490510ba5f ("mac80211: use per-CPU TX/RX statistics") Signed-off-by: Zhengchao Shao Link: https://lore.kernel.org/r/20221117064500.319983-1-shaozhengchao@huawei.com Signed-off-by: Johannes Berg --- net/mac80211/iface.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 7c4ce71..a578292 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -2195,6 +2195,7 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name, ret = cfg80211_register_netdevice(ndev); if (ret) { + ieee80211_if_free(ndev); free_netdev(ndev); return ret; } -- 2.7.4