diff --git a/[refs] b/[refs]
index 761c71eafbe4..8f0be0f3dda4 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 3c4a94132b78f3143ef8f63f8450d2385dafb429
+refs/heads/master: 581de3b0a538aa18181602008aa222f51dcf1ec3
diff --git a/trunk/drivers/staging/hv/netvsc_drv.c b/trunk/drivers/staging/hv/netvsc_drv.c
index 95fa810255ed..6b8fd0c2b0da 100644
--- a/trunk/drivers/staging/hv/netvsc_drv.c
+++ b/trunk/drivers/staging/hv/netvsc_drv.c
@@ -126,7 +126,8 @@ static void netvsc_xmit_completion(void *context)
 
 		dev_kfree_skb_any(skb);
 
-		if ((net_device_ctx->avail += num_pages) >= PACKET_PAGES_HIWATER)
+		net_device_ctx->avail += num_pages;
+		if (net_device_ctx->avail >= PACKET_PAGES_HIWATER)
  			netif_wake_queue(net);
 	}
 }
@@ -207,7 +208,8 @@ static int netvsc_start_xmit(struct sk_buff *skb, struct net_device *net)
 			   net->stats.tx_packets,
 			   net->stats.tx_bytes);
 
-		if ((net_device_ctx->avail -= num_pages) < PACKET_PAGES_LOWATER)
+		net_device_ctx->avail -= num_pages;
+		if (net_device_ctx->avail < PACKET_PAGES_LOWATER)
 			netif_stop_queue(net);
 	} else {
 		/* we are shutting down or bus overloaded, just drop packet */