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Subject[patch 17/33] cache_k8_northbridges() overflows beyond allocation
-stable review patch.  If anyone has any objections, please let us know.

------------------
From: Badari Pulavarty <pbadari@gmail.com>

cache_k8_northbridges() overflows beyond allocation

cache_k8_northbridges() is storing config values to incorrect locations
(in flush_words) and also its overflowing beyond the allocation, causing
slab verification failures.

Signed-off-by: Badari Pulavarty <pbadari@us.ibm.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Chuck Ebbert <cebbert@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

---
arch/x86_64/kernel/k8.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/arch/x86_64/kernel/k8.c
+++ b/arch/x86_64/kernel/k8.c
@@ -61,8 +61,8 @@ int cache_k8_northbridges(void)
dev = NULL;
i = 0;
while ((dev = next_k8_northbridge(dev)) != NULL) {
- k8_northbridges[i++] = dev;
- pci_read_config_dword(dev, 0x9c, &flush_words[i]);
+ k8_northbridges[i] = dev;
+ pci_read_config_dword(dev, 0x9c, &flush_words[i++]);
}
k8_northbridges[i] = NULL;
return 0;
--
-
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