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Commit 6f29e35e authored by Badari Pulavarty's avatar Badari Pulavarty Committed by Linus Torvalds
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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: default avatarBadari Pulavarty <pbadari@us.ibm.com>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 1d00e832

arch/x86_64/kernel/k8.c

+2 −2
Original line number Diff line number Diff line
@@ -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;