[NET]: Hide the queue_mapping field inside netif_subqueue_stopped

Many places get the queue_mapping field from skb to pass it to the
netif_subqueue_stopped() which will be 0 in any case.

Make the helper that works with sk_buff

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 6 insertions, 1 deletions

diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 6f85db3535e2..4a3f54e358e5 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -996,7 +996,7 @@ static inline void netif_stop_subqueue(struct net_device *dev, u16 queue_index)
  *
  * Check individual transmit queue of a device with multiple transmit queues.
  */
-static inline int netif_subqueue_stopped(const struct net_device *dev,
+static inline int __netif_subqueue_stopped(const struct net_device *dev,
                                          u16 queue_index)
 {
 #ifdef CONFIG_NETDEVICES_MULTIQUEUE
@@ -1007,6 +1007,11 @@ static inline int netif_subqueue_stopped(const struct net_device *dev,
 #endif
 }
 
+static inline int netif_subqueue_stopped(const struct net_device *dev,
+                                         struct sk_buff *skb)
+{
+        return __netif_subqueue_stopped(dev, skb_get_queue_mapping(skb));
+}
 
 /**
  *      netif_wake_subqueue - allow sending packets on subqueue