From: Alexander Aring <alex.aring@gmail.com>
Date: Mon, 27 Oct 2014 16:13:35 +0000 (+0100)
Subject: mac802154: rx: move skb->protocol setting
X-Git-Tag: firefly_0821_release~176^2~2717^2~28^2~129^2~53
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=702dcf994a0f0c467aae4b65885833a114126387;p=firefly-linux-kernel-4.4.55.git

mac802154: rx: move skb->protocol setting

This patch moves the skb->protocol setting to the position when it's
needed. It's only needed when frame parsing was successful.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
---

diff --git a/net/mac802154/rx.c b/net/mac802154/rx.c
index 246a60e8f76a..c4066b5006f1 100644
--- a/net/mac802154/rx.c
+++ b/net/mac802154/rx.c
@@ -31,6 +31,8 @@
 
 static int mac802154_process_data(struct net_device *dev, struct sk_buff *skb)
 {
+	skb->protocol = htons(ETH_P_IEEE802154);
+
 	return netif_receive_skb(skb);
 }
 
@@ -224,6 +226,8 @@ mac802154_monitors_rx(struct ieee802154_local *local, struct sk_buff *skb)
 	u16 crc = crc_ccitt(0, skb->data, skb->len);
 	u8 *data;
 
+	skb->protocol = htons(ETH_P_IEEE802154);
+
 	rcu_read_lock();
 	list_for_each_entry_rcu(sdata, &local->interfaces, list) {
 		if (sdata->type != IEEE802154_DEV_MONITOR ||
@@ -248,7 +252,6 @@ void ieee802154_rx(struct ieee802154_hw *hw, struct sk_buff *skb)
 
 	WARN_ON_ONCE(softirq_count() == 0);
 
-	skb->protocol = htons(ETH_P_IEEE802154);
 	skb_reset_mac_header(skb);
 
 	if (!(local->hw.flags & IEEE802154_HW_OMIT_CKSUM)) {