diff options
| author | Jakub Kicinski <kuba@kernel.org> | 2022-05-13 01:39:02 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2022-05-13 02:15:30 +0300 |
| commit | 9b19e57a3c78f1f7c08a48bafb7d84caf6e80b68 (patch) | |
| tree | 780e0a4b694b7b7aaabe7d7a0df38275e025fad8 /drivers/net/wireless/mac80211_hwsim.c | |
| parent | b33177f1d62bea7dd8a7dd6775116958ea71dc6b (diff) | |
| parent | f3f19f939c11925dadd3f4776f99f8c278a7017b (diff) | |
| download | linux-9b19e57a3c78f1f7c08a48bafb7d84caf6e80b68.tar.xz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
No conflicts.
Build issue in drivers/net/ethernet/sfc/ptp.c
54fccfdd7c66 ("sfc: efx_default_channel_type APIs can be static")
49e6123c65da ("net: sfc: fix memory leak due to ptp channel")
https://lore.kernel.org/all/20220510130556.52598fe2@canb.auug.org.au/
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/wireless/mac80211_hwsim.c')
| -rw-r--r-- | drivers/net/wireless/mac80211_hwsim.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index afdf48550588..2f746eb64507 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -2202,11 +2202,14 @@ mac80211_hwsim_sta_rc_update(struct ieee80211_hw *hw, if (!data->use_chanctx) { confbw = data->bw; } else { - struct ieee80211_chanctx_conf *chanctx_conf = - rcu_dereference(vif->chanctx_conf); + struct ieee80211_chanctx_conf *chanctx_conf; + + rcu_read_lock(); + chanctx_conf = rcu_dereference(vif->chanctx_conf); if (!WARN_ON(!chanctx_conf)) confbw = chanctx_conf->def.width; + rcu_read_unlock(); } WARN(bw > hwsim_get_chanwidth(confbw), @@ -2475,11 +2478,13 @@ static void hw_scan_work(struct work_struct *work) if (req->ie_len) skb_put_data(probe, req->ie, req->ie_len); + rcu_read_lock(); if (!ieee80211_tx_prepare_skb(hwsim->hw, hwsim->hw_scan_vif, probe, hwsim->tmp_chan->band, NULL)) { + rcu_read_unlock(); kfree_skb(probe); continue; } @@ -2487,6 +2492,7 @@ static void hw_scan_work(struct work_struct *work) local_bh_disable(); mac80211_hwsim_tx_frame(hwsim->hw, probe, hwsim->tmp_chan); + rcu_read_unlock(); local_bh_enable(); } } |