diff options
| author | Felix Fietkau <nbd@openwrt.org> | 2014-04-08 23:44:26 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2014-04-09 13:55:55 -0400 |
| commit | 5869e795e07ded955744ab99765d0f183f825f97 (patch) | |
| tree | 8e2c92c1d37ddf17b40347394d8ad20fc12b7d72 | |
| parent | 09efc56345be4146ab9fc87a55c837ed5d6ea1ab (diff) | |
| download | xhci-5869e795e07ded955744ab99765d0f183f825f97.tar.gz | |
ath9k: fix a scheduling while atomic bug in CSA handling
Commit "ath9k: prepare for multi-interface CSA support" added a call to
ieee80211_iterate_active_interfaces in atomic context (beacon tasklet),
which is crashing.
Use ieee80211_iterate_active_interfaces_atomic instead.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/beacon.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/net/wireless/ath/ath9k/beacon.c b/drivers/net/wireless/ath/ath9k/beacon.c index 471e0f624e8116..bd9e634879e69d 100644 --- a/drivers/net/wireless/ath/ath9k/beacon.c +++ b/drivers/net/wireless/ath/ath9k/beacon.c @@ -312,10 +312,9 @@ static void ath9k_csa_update_vif(void *data, u8 *mac, struct ieee80211_vif *vif) void ath9k_csa_update(struct ath_softc *sc) { - ieee80211_iterate_active_interfaces(sc->hw, - IEEE80211_IFACE_ITER_NORMAL, - ath9k_csa_update_vif, - sc); + ieee80211_iterate_active_interfaces_atomic(sc->hw, + IEEE80211_IFACE_ITER_NORMAL, + ath9k_csa_update_vif, sc); } void ath9k_beacon_tasklet(unsigned long data) |