diff options
| author | cedric Voncken <cedric.voncken@acksys.fr> | 2013-08-26 14:04:52 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2013-10-02 11:04:33 +0200 |
| commit | c6ca5e28bc005f109b2772765c62b4d4ec35c954 (patch) | |
| tree | 1f51d4dc7bd56c953cc9bf282972e5222d62436e /net/wireless | |
| parent | 131a19bc924c32cecd014be7036686f2186b48ad (diff) | |
cfg80211: vlan priority handling in WMM
If the VLAN tci is set in skb->vlan_tci use the
priority field to determine the WMM priority.
Signed-off-by: cedric Voncken <cedric.voncken@acksys.fr>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/wireless')
| -rw-r--r-- | net/wireless/util.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/net/wireless/util.c b/net/wireless/util.c index ce090c1c5e4..3c8be6104ba 100644 --- a/net/wireless/util.c +++ b/net/wireless/util.c @@ -10,6 +10,7 @@ #include <net/cfg80211.h> #include <net/ip.h> #include <net/dsfield.h> +#include <linux/if_vlan.h> #include "core.h" #include "rdev-ops.h" @@ -691,6 +692,7 @@ EXPORT_SYMBOL(ieee80211_amsdu_to_8023s); unsigned int cfg80211_classify8021d(struct sk_buff *skb) { unsigned int dscp; + unsigned char vlan_priority; /* skb->priority values from 256->263 are magic values to * directly indicate a specific 802.1d priority. This is used @@ -700,6 +702,13 @@ unsigned int cfg80211_classify8021d(struct sk_buff *skb) if (skb->priority >= 256 && skb->priority <= 263) return skb->priority - 256; + if (vlan_tx_tag_present(skb)) { + vlan_priority = (vlan_tx_tag_get(skb) & VLAN_PRIO_MASK) + >> VLAN_PRIO_SHIFT; + if (vlan_priority > 0) + return vlan_priority; + } + switch (skb->protocol) { case htons(ETH_P_IP): dscp = ipv4_get_dsfield(ip_hdr(skb)) & 0xfc; |