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Subject[ 062/184] alpha: Add irongate_io to PCI bus resources
2.6.32-longterm review patch.  If anyone has any objections, please let me know.

------------------

From: Jay Estabrook <jay.estabrook@gmail.com>

commit aa8b4be3ac049c8b1df2a87e4d1d902ccfc1f7a9 upstream.

Fixes a NULL pointer dereference at boot on UP1500.

Reviewed-and-Tested-by: Matt Turner <mattst88@gmail.com>
Signed-off-by: Jay Estabrook <jay.estabrook@gmail.com>
Signed-off-by: Matt Turner <mattst88@gmail.com>
Signed-off-by: Michael Cree <mcree@orcon.net.nz>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Willy Tarreau <w@1wt.eu>
---
arch/alpha/kernel/sys_nautilus.c | 5 +++++
1 file changed, 5 insertions(+)

diff --git a/arch/alpha/kernel/sys_nautilus.c b/arch/alpha/kernel/sys_nautilus.c
index 99c0f46..dc616b3 100644
--- a/arch/alpha/kernel/sys_nautilus.c
+++ b/arch/alpha/kernel/sys_nautilus.c
@@ -189,6 +189,10 @@ nautilus_machine_check(unsigned long vector, unsigned long la_ptr)
extern void free_reserved_mem(void *, void *);
extern void pcibios_claim_one_bus(struct pci_bus *);

+static struct resource irongate_io = {
+ .name = "Irongate PCI IO",
+ .flags = IORESOURCE_IO,
+};
static struct resource irongate_mem = {
.name = "Irongate PCI MEM",
.flags = IORESOURCE_MEM,
@@ -210,6 +214,7 @@ nautilus_init_pci(void)

irongate = pci_get_bus_and_slot(0, 0);
bus->self = irongate;
+ bus->resource[0] = &irongate_io;
bus->resource[1] = &irongate_mem;

pci_bus_size_bridges(bus);
--
1.7.12.2.21.g234cd45.dirty




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