From: Roel Kluin <roel.kl...@gmail.com>
cam[tlbcam_index] is checked before tlbcam_index < ARRAY_SIZE(cam)
Signed-off-by: Roel Kluin <roel.kl...@gmail.com>
Signed-off-by: Andrew Morton <a...@linux-foundation.org>
---
arch/powerpc/mm/fsl_booke_mmu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN
arch/powerpc/mm/fsl_booke_mmu.c~powerpc-fsl-booke-read-buffer-overflow
arch/powerpc/mm/fsl_booke_mmu.c
--- a/arch/powerpc/mm/fsl_booke_mmu.c~powerpc-fsl-booke-read-buffer-overflow
+++ a/arch/powerpc/mm/fsl_booke_mmu.c
@@ -161,7 +161,7 @@ unsigned long __init mmu_mapin_ram(void)
unsigned long virt = PAGE_OFFSET;
phys_addr_t phys = memstart_addr;
- while (cam[tlbcam_index] && tlbcam_index < ARRAY_SIZE(cam)) {
+ while (tlbcam_index < ARRAY_SIZE(cam) && cam[tlbcam_index]) {
settlbcam(tlbcam_index, virt, phys, cam[tlbcam_index],
PAGE_KERNEL_X, 0);
virt += cam[tlbcam_index];
phys += cam[tlbcam_index];
_
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