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authorOliver Neukum <oliver@neukum.org>2009-02-06 18:06:43 +0100
committerGreg Kroah-Hartman <gregkh@suse.de>2009-03-24 16:20:30 -0700
commitc49cfa9170256295f4a0fd1668a2411fc05d6b33 (patch)
tree423338985857ecf25a22ac8aa25fe747d4c1d63c
parent81d043c2f30b157b96cb8ef2b570d12c112e395d (diff)
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 <oneukum@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
-rw-r--r--drivers/usb/serial/usb-serial.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c
index c6aaa6dc756..18f94084731 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);