On Fri, 2007-08-10 at 14:50 -0700, [EMAIL PROTECTED] wrote:
> From: Gabriel C <[EMAIL PROTECTED]>
> 
> I get this warnings on current git when CONFIG_PCI is not set :
> 
> drivers/scsi/fdomain.c:390: warning: 'PCI_dev' defined but not used
> drivers/scsi/fdomain.c:1768: warning: 'fdomain_pci_tbl' defined but not used
> 
> Signed-off-by: Gabriel Craciunescu <[EMAIL PROTECTED]>
> Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>

This function looks decidedly dangerous since it references a
non-existent variable when CONFIG_PCI isn't set.  It seems to work
because pci_dev_put() is defined to a null macro, but it's not safe:

static int fdomain_16x0_release(struct Scsi_Host *shpnt)
{
        if (shpnt->irq)
                free_irq(shpnt->irq, shpnt);
        if (shpnt->io_port && shpnt->n_io_port)
                release_region(shpnt->io_port, shpnt->n_io_port);
        if (PCI_bus)
                pci_dev_put(PCI_dev);
        return 0;
}

James


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