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authorAlex Shi <alex.shi@linaro.org>2017-03-20 12:02:33 +0800
committerAlex Shi <alex.shi@linaro.org>2017-03-20 12:02:33 +0800
commit156f7b56ee4b918b95991750e0f34da8ad416eae (patch)
treefd47da260b3c78631721f36edf01b2878358283a /drivers/usb/serial/quatech2.c
parent2e2fb031287a5946d97b85769f80ca60f0166e15 (diff)
parentd97f745e1d2fea4d2f308e5e06eee81a9a84f3f5 (diff)
Merge branch 'linux-linaro-lsk-v4.1' into linux-linaro-lsk-v4.1-rtlsk-v4.1-17.06-rtlsk-v4.1-17.05-rtlsk-v4.1-17.03-rtlinux-linaro-lsk-v4.1-rt
Diffstat (limited to 'drivers/usb/serial/quatech2.c')
-rw-r--r--drivers/usb/serial/quatech2.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/usb/serial/quatech2.c b/drivers/usb/serial/quatech2.c
index b18974cbd995..a3ed07c58754 100644
--- a/drivers/usb/serial/quatech2.c
+++ b/drivers/usb/serial/quatech2.c
@@ -408,16 +408,12 @@ static void qt2_close(struct usb_serial_port *port)
{
struct usb_serial *serial;
struct qt2_port_private *port_priv;
- unsigned long flags;
int i;
serial = port->serial;
port_priv = usb_get_serial_port_data(port);
- spin_lock_irqsave(&port_priv->urb_lock, flags);
usb_kill_urb(port_priv->write_urb);
- port_priv->urb_in_use = false;
- spin_unlock_irqrestore(&port_priv->urb_lock, flags);
/* flush the port transmit buffer */
i = usb_control_msg(serial->dev,