From c49cfa9170256295f4a0fd1668a2411fc05d6b33 Mon Sep 17 00:00:00 2001 From: Oliver Neukum Date: Fri, 6 Feb 2009 18:06:43 +0100 Subject: [PATCH] USB: serial: use generic method if no alternative is provided in usb serial layer This patch makes use of the generic method if a serial driver provides no implementation. This simplifies implementing suspend/resume support in serial drivers. Signed-off-by: Oliver Neukum Signed-off-by: Greg Kroah-Hartman --- drivers/usb/serial/usb-serial.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c index c6aaa6dc7564..18f940847316 100644 --- a/drivers/usb/serial/usb-serial.c +++ b/drivers/usb/serial/usb-serial.c @@ -1085,12 +1085,15 @@ EXPORT_SYMBOL(usb_serial_suspend); int usb_serial_resume(struct usb_interface *intf) { struct usb_serial *serial = usb_get_intfdata(intf); + int rv; serial->suspending = 0; if (serial->type->resume) - return serial->type->resume(serial); + rv = serial->type->resume(serial); + else + rv = usb_serial_generic_resume(serial); - return 0; + return rv; } EXPORT_SYMBOL(usb_serial_resume); -- 2.20.1