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mac80211: fix possible memory leak in ieee80211_assign_beacon

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Free new beacon_data in ieee80211_assign_beacon whenever
ieee80211_assign_beacon fails

Fixes: 8860020e0b ("cfg80211: restructure AP/GO mode API")
Fixes: bc847970f4 ("mac80211: support FTM responder configuration/statistic")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Link: https://lore.kernel.org/r/770285772543c9fca33777bb4ad4760239e56256.1562105631.git.lorenzo@kernel.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Lorenzo Bianconi 2019-07-03 00:29:47 +02:00 committed by Johannes Berg
parent 5edaac063b
commit bcc27fab8c
1 changed files with 6 additions and 2 deletions
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8
net/mac80211/cfg.c
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@ -936,8 +936,10 @@ static int ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata,
err = ieee80211_set_probe_resp(sdata, params->probe_resp,
params->probe_resp_len, csa);
if (err < 0)
if (err < 0) {
kfree(new);
return err;
}
if (err == 0)
changed |= BSS_CHANGED_AP_PROBE_RESP;
@ -949,8 +951,10 @@ static int ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata,
params->civicloc,
params->civicloc_len);
if (err < 0)
if (err < 0) {
kfree(new);
return err;
}
changed |= BSS_CHANGED_FTM_RESPONDER;
}