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authorYan-Hsuan Chuang <yhchuang@realtek.com>2018-10-23 11:24:44 +0800
committerJohannes Berg <johannes.berg@intel.com>2018-11-09 08:56:12 +0100
commitc752cac9db1b0c469db7ba9d17af4ba708984db5 (patch)
treeb0bb03fd78cc8fcde0aeb0971afbaffde4dbbc0c /net/mac80211
parent81c5dce2cd0bb0ecb61b6212410da5eb78cd8f79 (diff)
downloadlinux-c752cac9db1b0c469db7ba9d17af4ba708984db5.tar.bz2
mac80211: fix GFP_KERNEL under tasklet context
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>
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/rx.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 3bd3b5769797..a69ecfb212ed 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -3063,7 +3063,7 @@ 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: {
@@ -3100,7 +3100,7 @@ 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: