Messages in this thread Patch in this message | | | From | H Hartley Sweeten <> | Subject | [PATCH 2/2] staging: comedi: cb_das16_cs: remove unneeded default case in analog in read | Date | Tue, 26 Jun 2012 10:08:52 -0700 |
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The default (return -EINVAL) case is not needed when working out the correct value to set the analog input range. As pointed out by Ian Abbott, the comedi core checks the range in comedi_check_chanlist() before calling the insn_read() function.
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com> Reported-by: Ian Abbott <abbotti@mev.co.uk> Cc: Frank Mori Hess <fmhess@users.sourceforge.net> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/staging/comedi/drivers/cb_das16_cs.c | 2 -- 1 file changed, 2 deletions(-)
diff --git a/drivers/staging/comedi/drivers/cb_das16_cs.c b/drivers/staging/comedi/drivers/cb_das16_cs.c index 95fa7e2..58d4529 100644 --- a/drivers/staging/comedi/drivers/cb_das16_cs.c +++ b/drivers/staging/comedi/drivers/cb_das16_cs.c @@ -136,8 +136,6 @@ static int das16cs_ai_rinsn(struct comedi_device *dev, case 3: devpriv->status2 |= 0x200; break; - default: - return -EINVAL; } outw(devpriv->status2, dev->iobase + DAS16CS_MISC2); -- 1.7.11
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