mac80211: check vif pointer before airtime calculation
authorJohannes Berg <johannes.berg@intel.com>
Fri, 21 Feb 2020 09:45:45 +0000 (10:45 +0100)
committerJohannes Berg <johannes.berg@intel.com>
Fri, 21 Feb 2020 11:11:39 +0000 (12:11 +0100)
commitca98c47d54d76d2c3f59f8f66530362562914b6b
tree2bdc647769574250dc34fb40b95b4e9cec282de8
parent3ee9306b353bdd0c0cd7cd3a549233e1ad44b608
mac80211: check vif pointer before airtime calculation

In case of monitor mode injection, vif may be NULL, don't crash
on that in ieee80211_calc_expected_tx_airtime().

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Acked-by: Toke Høiland-Jørgensen <toke@redhat.com>
Link: https://lore.kernel.org/r/20200221104544.dddb7a3568fd.I0ede2733a3c76e95daeab07538449ea847e7b78d@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
net/mac80211/tx.c