Commit 7521ce6e authored by Avinash Patil's avatar Avinash Patil Committed by Kalle Valo
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mwifiex: do not process mgmt rx on uninitialized interface 



This patch fixes a crash which was happening because of RX of
management frames on uninitialzed interface. Now we drop management
frames for interfaces where cfg80211 has not registered any management
subtype reception or interface has no NL80211 iftype set.

Signed-off-by: default avatarAvinash Patil <patila@marvell.com>
Signed-off-by: default avatarKalle Valo <kvalo@codeaurora.org>
parent 04c7b363

drivers/net/wireless/mwifiex/util.c

+7 −0
Original line number Diff line number Diff line
@@ -367,6 +367,13 @@ mwifiex_process_mgmt_packet(struct mwifiex_private *priv, 
	if (!skb)

		return -1;



	if (!priv->mgmt_frame_mask ||

	    priv->wdev.iftype == NL80211_IFTYPE_UNSPECIFIED) {

		dev_dbg(priv->adapter->dev,

			"do not receive mgmt frames on uninitialized intf");

		return -1;

	}



	rx_pd = (struct rxpd *)skb->data;



	skb_pull(skb, le16_to_cpu(rx_pd->rx_pkt_offset));