This patch fixes a wrong check on num_txbdfree. It could lead to num_txbdfree become nagative. Result was that the gianfar stops sending data.
Changes from first version : - removed a space between parens (David Millers comment) - full email address in signed off line Signed-off-by: Rini van Zetten <[email protected]> --- drivers/net/gianfar.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c index 7ef1ffd..2dc3bd3 100644 --- a/drivers/net/gianfar.c +++ b/drivers/net/gianfar.c @@ -1284,9 +1284,8 @@ static int gfar_start_xmit(struct sk_buff *skb, struct net_device *dev) spin_lock_irqsave(&priv->txlock, flags); /* check if there is space to queue this packet */ - if (nr_frags > priv->num_txbdfree) { + if ((nr_frags+1) > priv->num_txbdfree) { /* no space, stop the queue */ netif_stop_queue(dev); dev->stats.tx_fifo_errors++; spin_unlock_irqrestore(&priv->txlock, flags); -- _______________________________________________ Linuxppc-dev mailing list [email protected] https://ozlabs.org/mailman/listinfo/linuxppc-dev
