Messages in this thread Patch in this message |  | | From | Alan Ott <> | | Subject | [PATCH 6/6] 6lowpan: return the dev_queue_xmit() return value from lowpan_xmit() | | Date | Tue, 2 Apr 2013 14:48:01 -0400 |
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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(-)
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) -- 1.7.11.2
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