Commit 4c36fdde authored Mar 04, 2015 by H Hartley Sweeten Committed by Greg Kroah-Hartman Mar 06, 2015

staging: comedi: kcomedilib_main: (!foo) preferred over (foo == NULL)



Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent c6be1548

drivers/staging/comedi/kcomedilib/kcomedilib_main.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -58,7 +58,7 @@ struct comedi_device comedi_open(const char filename)
		retval = NULL;
		up_read(&dev->attach_lock);

		if (retval == NULL)
		if (!retval)
		comedi_dev_put(dev);

		return retval;