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

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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>
This commit is contained in:
H Hartley Sweeten 2015-03-04 12:15:38 -07:00 • committed by Greg Kroah-Hartman
commit 9bacea57f4
1 changed files with 5 additions and 5 deletions
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10
drivers/staging/comedi/drivers/ni_pcimio.c
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@ -1183,19 +1183,19 @@ static int pcimio_auto_attach(struct comedi_device *dev,
return ret;
devpriv->ai_mite_ring = mite_alloc_ring(devpriv->mite);
if (devpriv->ai_mite_ring == NULL)
if (!devpriv->ai_mite_ring)
return -ENOMEM;
devpriv->ao_mite_ring = mite_alloc_ring(devpriv->mite);
if (devpriv->ao_mite_ring == NULL)
if (!devpriv->ao_mite_ring)
return -ENOMEM;
devpriv->cdo_mite_ring = mite_alloc_ring(devpriv->mite);
if (devpriv->cdo_mite_ring == NULL)
if (!devpriv->cdo_mite_ring)
return -ENOMEM;
devpriv->gpct_mite_ring[0] = mite_alloc_ring(devpriv->mite);
if (devpriv->gpct_mite_ring[0] == NULL)
if (!devpriv->gpct_mite_ring[0])
return -ENOMEM;
devpriv->gpct_mite_ring[1] = mite_alloc_ring(devpriv->mite);
if (devpriv->gpct_mite_ring[1] == NULL)
if (!devpriv->gpct_mite_ring[1])
return -ENOMEM;
if (devpriv->is_m_series)