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staging: comedi: comedi_fops: remove the goto's in comedi_write()
authorH Hartley Sweeten <hsweeten@visionengravers.com>
Wed, 19 Dec 2012 22:40:34 +0000 (15:40 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 7 Jan 2013 22:25:48 +0000 (14:25 -0800)
Use comedi_dev_from_minor() to simplify the return -ENODEV tests.

Cleanup the sanity checking a bit and remove the need for the goto's
when returning an initial error condition.

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

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