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[net-next,3/3] net/vlan: include the shift in skb_vlan_tag_get_prio()

Message ID 3fa0ecaaa0ac711a17c1e459a9dbf3846cab605c.1483487429.git.mirq-linux@rere.qmqm.pl
State Changes Requested, archived
Delegated to: David Miller
Headers show

Commit Message

Michał Mirosław Jan. 3, 2017, 11:53 p.m. UTC 
Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
---
 include/linux/if_vlan.h   | 2 +-
 net/core/flow_dissector.c | 3 +--
 2 files changed, 2 insertions(+), 3 deletions(-)
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Patch

diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h
index 75e839b84a63..bc4e8c2533da 100644
--- a/include/linux/if_vlan.h
+++ b/include/linux/if_vlan.h
@@ -81,7 +81,7 @@  static inline bool is_vlan_dev(const struct net_device *dev)
 #define skb_vlan_tag_present(__skb)	((__skb)->vlan_tci & VLAN_TAG_PRESENT)
 #define skb_vlan_tag_get(__skb)		((__skb)->vlan_tci & ~VLAN_TAG_PRESENT)
 #define skb_vlan_tag_get_id(__skb)	((__skb)->vlan_tci & VLAN_VID_MASK)
-#define skb_vlan_tag_get_prio(__skb)	((__skb)->vlan_tci & VLAN_PRIO_MASK)
+#define skb_vlan_tag_get_prio(__skb)	(((__skb)->vlan_tci & VLAN_PRIO_MASK) >> VLAN_PRIO_SHIFT)
 
 /**
  *	struct vlan_pcpu_stats - VLAN percpu rx/tx stats
diff --git a/net/core/flow_dissector.c b/net/core/flow_dissector.c
index d6447dc10371..d93768ac39a1 100644
--- a/net/core/flow_dissector.c
+++ b/net/core/flow_dissector.c
@@ -295,8 +295,7 @@  bool __skb_flow_dissect(const struct sk_buff *skb,
 
 			if (vlan_tag_present) {
 				key_vlan->vlan_id = skb_vlan_tag_get_id(skb);
-				key_vlan->vlan_priority =
-					(skb_vlan_tag_get_prio(skb) >> VLAN_PRIO_SHIFT);
+				key_vlan->vlan_priority = skb_vlan_tag_get_prio(skb);
 			} else {
 				key_vlan->vlan_id = ntohs(vlan->h_vlan_TCI) &
 					VLAN_VID_MASK;