From: Aristeu Rozanski <arozansk@redhat.com>
Date: Mon, 25 Jul 2016 15:46:40 +0000 (-0400)
Subject: mac802154: don't warn on unsupported frames
X-Git-Tag: v4.9-rc1~127^2~128^2~52
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=ca1de81aa262dcf48354a7c55f2558205517d06e;p=karo-tx-linux.git

mac802154: don't warn on unsupported frames

Just because we don't support certain types of frames yet doesn't mean
we have to flood the message log with warnings about "invalid" frames.

Signed-off-by: Aristeu Rozanski <arozansk@redhat.com>
Acked-by: Alexander Aring <aar@pengutronix.de>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
---

diff --git a/net/mac802154/rx.c b/net/mac802154/rx.c
index 446e1300383e..b978da018bf8 100644
--- a/net/mac802154/rx.c
+++ b/net/mac802154/rx.c
@@ -101,6 +101,11 @@ ieee802154_subif_frame(struct ieee802154_sub_if_data *sdata,
 	sdata->dev->stats.rx_bytes += skb->len;
 
 	switch (mac_cb(skb)->type) {
+	case IEEE802154_FC_TYPE_BEACON:
+	case IEEE802154_FC_TYPE_ACK:
+	case IEEE802154_FC_TYPE_MAC_CMD:
+		goto fail;
+
 	case IEEE802154_FC_TYPE_DATA:
 		return ieee802154_deliver_skb(skb);
 	default: