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staging: comedi: remove 'bc.subdevice < 0' check in do_bufconfig_ioctl()

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Type of variable 'bc' is struct comedi_bufconfig 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 21:29:49 +03:00 committed by Greg Kroah-Hartman
parent fa45f2c720
commit 11f80ddfd5
1 changed files with 1 additions and 1 deletions
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2
drivers/staging/comedi/comedi_fops.c
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@ -660,7 +660,7 @@ static int do_bufconfig_ioctl(struct comedi_device *dev,
if (copy_from_user(&bc, arg, sizeof(bc)))
return -EFAULT;
if (bc.subdevice >= dev->n_subdevices || bc.subdevice < 0)
if (bc.subdevice >= dev->n_subdevices)
return -EINVAL;
s = &dev->subdevices[bc.subdevice];