From a4f7800bf05698b5fd4f0f6e85269f4fa5253c2f Mon Sep 17 00:00:00 2001
From: Sebastian Sumpf <sebastian.sumpf@genode-labs.com>
Date: Wed, 26 Nov 2014 16:02:36 +0100
Subject: [PATCH] lxip: signal NETDEV_TX_BUSY if tx queue is full

---
 repos/dde_linux/src/lib/lxip/driver.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/repos/dde_linux/src/lib/lxip/driver.c b/repos/dde_linux/src/lib/lxip/driver.c
index 877aae34f..01a66ef23 100644
--- a/repos/dde_linux/src/lib/lxip/driver.c
+++ b/repos/dde_linux/src/lib/lxip/driver.c
@@ -34,9 +34,10 @@ int driver_net_xmit(struct sk_buff *skb, struct net_device *dev)
 	void* addr                     = skb->data;
 
 	/* transmit to nic-session */
-	while (net_tx(addr, len)) {
+	if (net_tx(addr, len)) {
 		/* tx queue is  full, could not enqueue packet */
-		printk("TX full\n");
+		pr_debug("TX packet dropped\n");
+		return NETDEV_TX_BUSY;
 	}
 
 	dev_kfree_skb(skb);