[patch net-next 1/6] net: honour netif_set_real_num_tx_queues() retval
From: Jiri Pirko <jiri@resnulli.us>
Date: 2012-07-20 12:29:00
Subsystem:
networking drivers, networking [general], the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
In netif_copy_real_num_queues() the return value of netif_set_real_num_tx_queues() should be checked. Signed-off-by: Jiri Pirko <jiri@resnulli.us> --- include/linux/netdevice.h | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index ab0251d..eb06e58 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h@@ -2110,7 +2110,12 @@ static inline int netif_set_real_num_rx_queues(struct net_device *dev, static inline int netif_copy_real_num_queues(struct net_device *to_dev, const struct net_device *from_dev) { - netif_set_real_num_tx_queues(to_dev, from_dev->real_num_tx_queues); + int err; + + err = netif_set_real_num_tx_queues(to_dev, + from_dev->real_num_tx_queues); + if (err) + return err; #ifdef CONFIG_RPS return netif_set_real_num_rx_queues(to_dev, from_dev->real_num_rx_queues);
--
1.7.10.4