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Commit 545da94f authored by Benjamin Herrenschmidt's avatar Benjamin Herrenschmidt Committed by Paul Mackerras
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[POWERPC] Fix sys_pciconfig_iobase bus matching 



A stupid bug has been plaguing the sys_pciconfig_iobase on ppc64. It wasn't
noticed until recently as it seems to not affect G5s but it's been causing
problems running X servers on some other machines recently. The bus number
matching was bogus.

Signed-off-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: default avatarPaul Mackerras <paulus@samba.org>
parent 05916eec

arch/powerpc/kernel/pci_64.c

+1 −1
Original line number Diff line number Diff line
@@ -1430,7 +1430,7 @@ long sys_pciconfig_iobase(long which, unsigned long in_bus, 


	for (ln = pci_root_buses.next; ln != &pci_root_buses; ln = ln->next) {

		bus = pci_bus_b(ln);

		if (in_bus >= bus->number && in_bus < (bus->number + bus->subordinate))

		if (in_bus >= bus->number && in_bus <= bus->subordinate)

			break;

		bus = NULL;

	}