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OpenCloudOS-Kernel
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can: pcan_usb_core: remove obsolete variable open_time 

The variable open_time in the struct peak_usb_device was used to protect
peak_usb_set_mode() only to be called, if the interface is up. Now the CAN
device infrastructure takes care of this.

Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Marc Kleine-Budde 2012-07-20 22:30:40 +02:00
parent e428704650
commit 823d7a1f76
2 changed files with 0 additions and 6 deletions
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5
drivers/net/can/usb/peak_usb/pcan_usb_core.c
View File

@ -520,7 +520,6 @@ static int peak_usb_ndo_open(struct net_device *netdev)
return err;
}
dev->open_time = jiffies;
netif_start_queue(netdev);
return 0;
@ -576,7 +575,6 @@ static int peak_usb_ndo_stop(struct net_device *netdev)
close_candev(netdev);
dev->open_time = 0;
dev->can.state = CAN_STATE_STOPPED;
/* can set bus off now */
@ -661,9 +659,6 @@ static int peak_usb_set_mode(struct net_device *netdev, enum can_mode mode)
struct peak_usb_device *dev = netdev_priv(netdev);
int err = 0;
if (!dev->open_time)
return -EINVAL;
switch (mode) {
case CAN_MODE_START:
err = peak_usb_restart(dev);

1
drivers/net/can/usb/peak_usb/pcan_usb_core.h
View File

@ -104,7 +104,6 @@ struct peak_usb_device {
struct can_priv can;
struct peak_usb_adapter *adapter;
unsigned int ctrl_idx;
int open_time;
u32 state;
struct sk_buff *echo_skb[PCAN_USB_MAX_TX_URBS];