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staging: comedi: remove 'bi.subdevice < 0' check in do_bufinfo_ioctl()

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Type of variable 'bi' is struct comedi_bufinfo and 'subdevice' is
defined as unsigned, so there is no need to check if it is less then
zero.

Signed-off-by: Güngör Erseymen <gelurine@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Güngör Erseymen 2013-06-07 21:29:50 +03:00 • committed by Greg Kroah-Hartman
commit 7b1a5e2f4f
1 changed files with 1 additions and 1 deletions
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2
drivers/staging/comedi/comedi_fops.c
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@ -913,7 +913,7 @@ static int do_bufinfo_ioctl(struct comedi_device *dev,
if (copy_from_user(&bi, arg, sizeof(bi)))
return -EFAULT;
if (bi.subdevice >= dev->n_subdevices || bi.subdevice < 0)
if (bi.subdevice >= dev->n_subdevices)
return -EINVAL;
s = &dev->subdevices[bi.subdevice];