Staging: comedi: dac02: Simplify a trivial if-return sequence

This patch simplify a trivial if-return sequence. Possibly combine with
a preceding function call.

Signed-off-by: Abdul Hussain <habdul@visteon.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/comedi/drivers/dac02.c b/drivers/staging/comedi/drivers/dac02.c
index a6798ad..a562df4 100644 (file)
--- a/drivers/staging/comedi/drivers/dac02.c
+++ b/drivers/staging/comedi/drivers/dac02.c
@@ -130,11 +130,7 @@ static int dac02_attach(struct comedi_device *dev, struct comedi_devconfig *it)
        s->range_table  = &das02_ao_ranges;
        s->insn_write   = dac02_ao_insn_write;
 
-       ret = comedi_alloc_subdev_readback(s);
-       if (ret)
-               return ret;
-
-       return 0;
+       return comedi_alloc_subdev_readback(s);
 }
 
 static struct comedi_driver dac02_driver = {