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sparc64: Fix build errors with gcc-4.6.0

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Most of the warnings emitted (we fail arch/sparc file
builds with -Werror) were legitimate but harmless, however
one case (n2_pcr_write) was a genuine bug.

Based almost entirely upon a patch by Sam Ravnborg.

Reported-by: Dennis Gilmore <dennis@ausil.us>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2011-02-26 23:40:02 -08:00
parent 0399bb5b91
commit c6fee0810d
11 changed files with 36 additions and 35 deletions
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11
arch/sparc/kernel/pci_common.c
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@@ -295,14 +295,17 @@ static int sun4v_write_pci_cfg(struct pci_bus *bus_dev, unsigned int devfn,
unsigned int bus = bus_dev->number;
unsigned int device = PCI_SLOT(devfn);
unsigned int func = PCI_FUNC(devfn);
unsigned long ret;
if (config_out_of_range(pbm, bus, devfn, where)) {
/* Do nothing. */
} else {
ret = pci_sun4v_config_put(devhandle,
HV_PCI_DEVICE_BUILD(bus, device, func),
where, size, value);
/* We don't check for hypervisor errors here, but perhaps
* we should and influence our return value depending upon
* what kind of error is thrown.
*/
pci_sun4v_config_put(devhandle,
HV_PCI_DEVICE_BUILD(bus, device, func),
where, size, value);
}
return PCIBIOS_SUCCESSFUL;
}