From 4bd73ae2682d9069746bb049a416d9ab90c6684b Mon Sep 17 00:00:00 2001 From: Patrick McHardy Date: Fri, 12 Jun 2009 03:17:19 +0000 Subject: net: fix network drivers ndo_start_xmit() return values (part 2) Fix up IRDA drivers that return an errno value to qdisc_restart(), causing qdisc_restart() to print a warning an requeue/retransmit the skb. - donauboe: intention appears to be to have the skb retransmitted without error message - irda-usb: intention is to drop silently according to comment - kingsub-sir: skb is freed: use after free - ks959-sir: skb is freed: use after free - ksdazzle-sir: skb is freed: use after free - mcs7880: skb is freed: use after free All but donauboe compile tested. Signed-off-by: Patrick McHardy Signed-off-by: David S. Miller --- drivers/net/irda/donauboe.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'drivers/net/irda/donauboe.c') diff --git a/drivers/net/irda/donauboe.c b/drivers/net/irda/donauboe.c index 6b6548b9fda..9a0346e751a 100644 --- a/drivers/net/irda/donauboe.c +++ b/drivers/net/irda/donauboe.c @@ -994,11 +994,11 @@ toshoboe_hard_xmit (struct sk_buff *skb, struct net_device *dev) /* change speed pending, wait for its execution */ if (self->new_speed) - return -EBUSY; + return NETDEV_TX_BUSY; /* device stopped (apm) wait for restart */ if (self->stopped) - return -EBUSY; + return NETDEV_TX_BUSY; toshoboe_checkstuck (self); @@ -1049,7 +1049,7 @@ toshoboe_hard_xmit (struct sk_buff *skb, struct net_device *dev) if (self->txpending) { spin_unlock_irqrestore(&self->spinlock, flags); - return -EBUSY; + return NETDEV_TX_BUSY; } /* If in SIR mode we need to generate a string of XBOFs */ @@ -1105,7 +1105,7 @@ dumpbufs(skb->data,skb->len,'>'); ,skb->len, self->ring->tx[self->txs].control, self->txpending); toshoboe_start_DMA(self, OBOE_CONFIG0H_ENTX); spin_unlock_irqrestore(&self->spinlock, flags); - return -EBUSY; + return NETDEV_TX_BUSY; } if (INB (OBOE_ENABLEH) & OBOE_ENABLEH_SIRON) -- cgit v1.2.3