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wifi: mac80211: fix memory leak in ieee80211_if_add()

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When register_netdevice() failed in ieee80211_if_add(), ndev->tstats
isn't released. Fix it.

Fixes: 5a490510ba ("mac80211: use per-CPU TX/RX statistics")
Signed-off-by: Zhengchao Shao <shaozhengchao@huawei.com>
Link: https://lore.kernel.org/r/20221117064500.319983-1-shaozhengchao@huawei.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Zhengchao Shao 2022-11-17 14:45:00 +08:00 • committed by Johannes Berg
parent 5cc58b3766
commit 13e5afd3d7
1 changed files with 1 additions and 0 deletions
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1
net/mac80211/iface.c
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@ -2195,6 +2195,7 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name,
ret = cfg80211_register_netdevice(ndev); ret = cfg80211_register_netdevice(ndev);
if (ret) { if (ret) {
ieee80211_if_free(ndev);
free_netdev(ndev); free_netdev(ndev);
return ret; return ret;
} }