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[RFC,v1,3/4] mwifiex: Do not allow deleting station in IBSS mode.

Message ID 20191209102808.12014-4-nicolas.cavallari@green-communications.fr (mailing list archive)
State RFC
Delegated to: Kalle Valo
Headers show
Series 802.11n IBSS: wlan0 stops receiving packets due to aggregation after sender reboot | expand

Commit Message

Nicolas Cavallari Dec. 9, 2019, 10:28 a.m. UTC
In preparation of allowing userspace to explicitly reset station state
in IBSS mode, reject attempts to delete stations in IBSS mode with error
ENOTSUPP.

Signed-off-by: Nicolas Cavallari <nicolas.cavallari@green-communications.fr>
--
I do not know if the driver could possibly support this, so take the
safe route and reject it.
---
 drivers/net/wireless/marvell/mwifiex/cfg80211.c | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/drivers/net/wireless/marvell/mwifiex/cfg80211.c b/drivers/net/wireless/marvell/mwifiex/cfg80211.c
index d89684168500..9135fc6d5a70 100644
--- a/drivers/net/wireless/marvell/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/marvell/mwifiex/cfg80211.c
@@ -1828,6 +1828,10 @@  mwifiex_cfg80211_del_station(struct wiphy *wiphy, struct net_device *dev,
 	struct mwifiex_sta_node *sta_node;
 	u8 deauth_mac[ETH_ALEN];
 
+	if (priv->bss_mode != NL80211_IFTYPE_AP &&
+	    priv->bss_mode != NL80211_IFTYPE_P2P_GO)
+		return -ENOTSUPP;
+
 	if (!priv->bss_started && priv->wdev.cac_started) {
 		mwifiex_dbg(priv->adapter, INFO, "%s: abort CAC!\n", __func__);
 		mwifiex_abort_cac(priv);