From: Xiongfeng Wang <wangxiongfeng2@xxxxxxxxxx> [ Upstream commit 9bb5fbea59f36a589ef886292549ca4052fe676c ] When I cat 'tx_timeout' by sysfs, it displays as follows. It's better to add a newline for easy reading. root@syzkaller:~# cat /sys/devices/virtual/net/lo/queues/tx-0/tx_timeout 0root@syzkaller:~# Signed-off-by: Xiongfeng Wang <wangxiongfeng2@xxxxxxxxxx> Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- net/core/net-sysfs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/net/core/net-sysfs.c +++ b/net/core/net-sysfs.c @@ -1077,7 +1077,7 @@ static ssize_t tx_timeout_show(struct ne trans_timeout = queue->trans_timeout; spin_unlock_irq(&queue->_xmit_lock); - return sprintf(buf, "%lu", trans_timeout); + return sprintf(buf, fmt_ulong, trans_timeout); } static unsigned int get_netdev_queue_index(struct netdev_queue *queue)