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wifi: mac80211: free skb on error path in ieee80211_beacon_get_ap()

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In 'ieee80211_beacon_get_ap()', free allocated skb in case of error
returned by 'ieee80211_beacon_protect()'. Compile tested only.

Signed-off-by: Dmitry Antipov <dmantipov@yandex.ru>
Link: https://patch.msgid.link/20240805142035.227847-1-dmantipov@yandex.ru
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Dmitry Antipov 2024-08-05 17:20:35 +03:00 committed by Johannes Berg
parent 3a84454f52
commit 786c5be9ac
1 changed files with 3 additions and 1 deletions
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4
net/mac80211/tx.c
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@ -5348,8 +5348,10 @@ ieee80211_beacon_get_ap(struct ieee80211_hw *hw,
if (beacon->tail) if (beacon->tail)
skb_put_data(skb, beacon->tail, beacon->tail_len); skb_put_data(skb, beacon->tail, beacon->tail_len);
if (ieee80211_beacon_protect(skb, local, sdata, link) < 0) if (ieee80211_beacon_protect(skb, local, sdata, link) < 0) {
dev_kfree_skb(skb);
return NULL; return NULL;
}
ieee80211_beacon_get_finish(hw, vif, link, offs, beacon, skb, ieee80211_beacon_get_finish(hw, vif, link, offs, beacon, skb,
chanctx_conf, csa_off_base); chanctx_conf, csa_off_base);