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mwifiex: abort cac in del_station() handler

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When hostapd is killed with Ctrl+C before cac get completed,
stop_ap handler will not be called, thus priv->wdev.cac_started
flag remains set.
Hostapd restart attempt will be failed in this case with device
busy error. This patch aborts cac in del_station handler to
handle this corner case.

Signed-off-by: Xinming Hu <huxm@marvell.com>
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Xinming Hu 2015-12-14 04:15:07 -08:00 committed by Kalle Valo
parent b0922ffa70
commit abffd274a2
1 changed files with 5 additions and 0 deletions
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5
drivers/net/wireless/marvell/mwifiex/cfg80211.c
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@ -1708,6 +1708,11 @@ mwifiex_cfg80211_del_station(struct wiphy *wiphy, struct net_device *dev,
u8 deauth_mac[ETH_ALEN];
unsigned long flags;
if (!priv->bss_started && priv->wdev.cac_started) {
mwifiex_dbg(priv->adapter, INFO, "%s: abort CAC!\n", __func__);
mwifiex_abort_cac(priv);
}
if (list_empty(&priv->sta_list) || !priv->bss_started)
return 0;