staging: comedi: serial2002: return 0 after successful attach
authorH Hartley Sweeten <hsweeten@visionengravers.com>
Fri, 5 Apr 2013 23:11:13 +0000 (16:11 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 8 Apr 2013 17:27:44 +0000 (10:27 -0700)
A return value of >=0 indicates a successful attach to the comedi core.
Return 0 since that is more common in the kernel.

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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