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[6/6] 6lowpan: return the dev_queue_xmit() return value from lowpan_xmit()

Message ID 1364928481-1813-7-git-send-email-alan@signal11.us
State Changes Requested, archived
Delegated to: David Miller
Headers show

Commit Message

Alan Ott April 2, 2013, 6:48 p.m. UTC 
dev_queue_xmit() will return a positive value if the packet could not be
queued, often because the real network device (in our case the mac802154
wpan device) has its queue stopped.  lowpan_xmit() should return that value
to the higher layer so the higher layer will retry sending the packet.

Signed-off-by: Alan Ott <alan@signal11.us>
---
 net/ieee802154/6lowpan.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/net/ieee802154/6lowpan.c b/net/ieee802154/6lowpan.c
index a68c792..55e1fd5 100644
--- a/net/ieee802154/6lowpan.c
+++ b/net/ieee802154/6lowpan.c
@@ -1142,7 +1142,7 @@  out:
 	if (err)
 		pr_debug("ERROR: xmit failed\n");
 
-	return (err < 0 ? NETDEV_TX_BUSY : NETDEV_TX_OK);
+	return (err < 0) ? NET_XMIT_DROP : err;
 }
 
 static struct wpan_phy *lowpan_get_phy(const struct net_device *dev)