diff options
| author | Yan-Hsuan Chuang | 2018-10-23 05:24:44 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman | 2018-12-13 09:16:22 +0100 |
| commit | e08ab93325bb23aba2111fc4ad1e06f5adba7cb2 (patch) | |
| tree | 47c5ccd7b45116282422f75f1b5110cfdb55cc0e /net/mac80211 | |
| parent | mac80211_hwsim: Timer should be initialized before device registered (diff) | |
| download | kernel-qcow2-linux-e08ab93325bb23aba2111fc4ad1e06f5adba7cb2.tar.gz kernel-qcow2-linux-e08ab93325bb23aba2111fc4ad1e06f5adba7cb2.tar.xz kernel-qcow2-linux-e08ab93325bb23aba2111fc4ad1e06f5adba7cb2.zip | |
mac80211: fix GFP_KERNEL under tasklet context
commit c752cac9db1b0c469db7ba9d17af4ba708984db5 upstream.
cfg80211_sta_opmode_change_notify needs a gfp_t flag to hint the nl80211
stack when allocating new skb, but it is called under tasklet context
here with GFP_KERNEL and kernel will yield a warning about it.
Cc: stable@vger.kernel.org
Fixes: ff84e7bfe176 ("mac80211: Add support to notify ht/vht opmode modification.")
Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com>
ACKed-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/mac80211')
| -rw-r--r-- | net/mac80211/rx.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 96611d5dfadb..5ac7a0a49916 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -3029,7 +3029,7 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx) cfg80211_sta_opmode_change_notify(sdata->dev, rx->sta->addr, &sta_opmode, - GFP_KERNEL); + GFP_ATOMIC); goto handled; } case WLAN_HT_ACTION_NOTIFY_CHANWIDTH: { @@ -3066,7 +3066,7 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx) cfg80211_sta_opmode_change_notify(sdata->dev, rx->sta->addr, &sta_opmode, - GFP_KERNEL); + GFP_ATOMIC); goto handled; } default: |