Hello.
Trevor Pace wrote:
Removed useless return value variables.
Are you sure gcc doesn't optimize them away? :-)
Signed-off By: Trevor Pace <trevor.pace@xxxxxx>
================================================================================
diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c
index bd7581b..faec1d1 100644
--- a/drivers/usb/serial/usb-serial.c
+++ b/drivers/usb/serial/usb-serial.c
[...]
@@ -437,11 +432,9 @@ static int serial_ioctl(struct tty_struct *tty, struct file
*file,
/* pass on to the driver specific version of this function
if it is available */
- if (port->serial->type->ioctl) {
- retval = port->serial->type->ioctl(tty, file, cmd, arg);
- } else
- retval = -ENOIOCTLCMD;
- return retval;
+ if (port->serial->type->ioctl)
+ return port->serial->type->ioctl(tty, file, cmd, arg);
+ return -ENOIOCTLCMD;
Spaces instead of tab here...
@@ -1185,24 +1178,21 @@ int usb_serial_suspend(struct usb_interface *intf,
pm_message_t message)
}
if (serial->type->suspend)
- r = serial->type->suspend(serial, message);
+ return serial->type->suspend(serial, message);
- return r;
+ return 0;
}
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)
- rv = serial->type->resume(serial);
- else
- rv = usb_serial_generic_resume(serial);
- return rv;
+ return (serial->type->resume)
Parens totally not needed here.
+ ? serial->type->resume(serial)
+ : usb_serial_generic_resume(serial);
}
EXPORT_SYMBOL(usb_serial_resume);
WBR, Sergei
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