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staging: comedi: das16: use __comedi_request_region()

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Use __comedi_request_region() to request the additional I/O region
used by this driver.

Remove the error message when the request_region() fails,
comedi_request_reqion() will output the error message if necessary.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
H Hartley Sweeten 2013-04-09 16:30:48 -07:00 committed by Greg Kroah-Hartman
parent e9720fd2b8
commit 962e5a36c7
1 changed files with 3 additions and 6 deletions
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9
drivers/staging/comedi/drivers/das16.c
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@ -1120,13 +1120,10 @@ static int das16_attach(struct comedi_device *dev, struct comedi_devconfig *it)
if (ret)
return ret;
/* Request an additional region for the 8255 */
if (!request_region(dev->iobase + 0x400, board->size & 0x3ff,
dev->board_name)) {
ret = __comedi_request_region(dev, dev->iobase + 0x400,
board->size & 0x3ff);
if (ret) {
release_region(dev->iobase, 0x10);
dev_warn(dev->class_dev,
"%s: I/O port conflict (%#lx,%d)\n",
dev->board_name,
dev->iobase + 0x400, board->size & 0x3ff);
dev->iobase = 0;
return -EIO;
}