Remove the assumption that pnp_register_driver() returns the number of
devices claimed.
parport_pc_init() does nothing with "count", so remove it. Then nobody
uses the return value of parport_pc_find_ports(), so make it void.
Finally, update pnp_register_driver() usage.
Signed-off-by: Bjorn Helgaas <[email protected]>
Index: work-mm4/drivers/parport/parport_pc.c
===================================================================
--- work-mm4.orig/drivers/parport/parport_pc.c 2006-03-01 15:37:16.000000000 -0700
+++ work-mm4/drivers/parport/parport_pc.c 2006-03-02 12:41:33.000000000 -0700
@@ -3126,9 +3126,9 @@
* autoirq is PARPORT_IRQ_NONE, PARPORT_IRQ_AUTO, or PARPORT_IRQ_PROBEONLY
* autodma is PARPORT_DMA_NONE or PARPORT_DMA_AUTO
*/
-static int __init parport_pc_find_ports (int autoirq, int autodma)
+static void __init parport_pc_find_ports (int autoirq, int autodma)
{
- int count = 0, r;
+ int count = 0, err;
#ifdef CONFIG_PARPORT_PC_SUPERIO
detect_and_report_winbond ();
@@ -3140,23 +3140,17 @@
/* PnP ports, skip detection if SuperIO already found them */
if (!count) {
- r = pnp_register_driver (&parport_pc_pnp_driver);
- if (r >= 0) {
+ err = pnp_register_driver (&parport_pc_pnp_driver);
+ if (!err)
pnp_registered_parport = 1;
- count += r;
- }
}
/* ISA ports and whatever (see asm/parport.h). */
- count += parport_pc_find_nonpci_ports (autoirq, autodma);
-
- r = pci_register_driver (&parport_pc_pci_driver);
- if (r)
- return r;
- pci_registered_parport = 1;
- count += 1;
+ parport_pc_find_nonpci_ports (autoirq, autodma);
- return count;
+ err = pci_register_driver (&parport_pc_pci_driver);
+ if (!err)
+ pci_registered_parport = 1;
}
/*
@@ -3381,8 +3375,6 @@
static int __init parport_pc_init(void)
{
- int count = 0;
-
if (parse_parport_params())
return -EINVAL;
@@ -3395,12 +3387,11 @@
break;
if ((io_hi[i]) == PARPORT_IOHI_AUTO)
io_hi[i] = 0x400 + io[i];
- if (parport_pc_probe_port(io[i], io_hi[i],
- irqval[i], dmaval[i], NULL))
- count++;
+ parport_pc_probe_port(io[i], io_hi[i],
+ irqval[i], dmaval[i], NULL);
}
} else
- count += parport_pc_find_ports (irqval[0], dmaval[0]);
+ parport_pc_find_ports (irqval[0], dmaval[0]);
return 0;
}
-
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