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-rw-r--r--net/wireless/util.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/net/wireless/util.c b/net/wireless/util.c
index ce090c1c5e4f..3c8be6104ba4 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -10,6 +10,7 @@
10#include <net/cfg80211.h> 10#include <net/cfg80211.h>
11#include <net/ip.h> 11#include <net/ip.h>
12#include <net/dsfield.h> 12#include <net/dsfield.h>
13#include <linux/if_vlan.h>
13#include "core.h" 14#include "core.h"
14#include "rdev-ops.h" 15#include "rdev-ops.h"
15 16
@@ -691,6 +692,7 @@ EXPORT_SYMBOL(ieee80211_amsdu_to_8023s);
691unsigned int cfg80211_classify8021d(struct sk_buff *skb) 692unsigned int cfg80211_classify8021d(struct sk_buff *skb)
692{ 693{
693 unsigned int dscp; 694 unsigned int dscp;
695 unsigned char vlan_priority;
694 696
695 /* skb->priority values from 256->263 are magic values to 697 /* skb->priority values from 256->263 are magic values to
696 * directly indicate a specific 802.1d priority. This is used 698 * directly indicate a specific 802.1d priority. This is used
@@ -700,6 +702,13 @@ unsigned int cfg80211_classify8021d(struct sk_buff *skb)
700 if (skb->priority >= 256 && skb->priority <= 263) 702 if (skb->priority >= 256 && skb->priority <= 263)
701 return skb->priority - 256; 703 return skb->priority - 256;
702 704
705 if (vlan_tx_tag_present(skb)) {
706 vlan_priority = (vlan_tx_tag_get(skb) & VLAN_PRIO_MASK)
707 >> VLAN_PRIO_SHIFT;
708 if (vlan_priority > 0)
709 return vlan_priority;
710 }
711
703 switch (skb->protocol) { 712 switch (skb->protocol) {
704 case htons(ETH_P_IP): 713 case htons(ETH_P_IP):
705 dscp = ipv4_get_dsfield(ip_hdr(skb)) & 0xfc; 714 dscp = ipv4_get_dsfield(ip_hdr(skb)) & 0xfc;