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USB: sierra: minimise no-suspend window during close 

Move usb_autopm_get_interface_no_resume to the end of close(). This
makes the window during which suspend is prevented before the final put
in USB serial core slightly smaller.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Johan Hovold 2014-05-26 19:23:08 +02:00 committed by Greg Kroah-Hartman
parent 71c149b901
commit 0287d5c5cd
1 changed files with 2 additions and 2 deletions
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4
drivers/usb/serial/sierra.c
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@ -769,8 +769,6 @@ static void sierra_close(struct usb_serial_port *port)
portdata = usb_get_serial_port_data(port);
usb_autopm_get_interface_no_resume(serial->interface);
spin_lock_irq(&intfdata->susp_lock);
portdata->opened = 0;
if (--intfdata->open_ports == 0)
@ -796,6 +794,8 @@ static void sierra_close(struct usb_serial_port *port)
sierra_release_urb(portdata->in_urbs[i]);
portdata->in_urbs[i] = NULL;
}
usb_autopm_get_interface_no_resume(serial->interface);
}
static int sierra_open(struct tty_struct *tty, struct usb_serial_port *port)