Fix couple of cases where we shift left a 32-bit
value thus might get truncated results on 64-bit
targets.
Signed-off-by: Laurentiu Tudor <Laurentiu.Tudor@xxxxxxxxxxxxx>
Suggested-by: Scott Wood <scotttwood@xxxxxxxxxxxxx>
---
arch/powerpc/kvm/e500_mmu_host.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/kvm/e500_mmu_host.c b/arch/powerpc/kvm/e500_mmu_host.c
index 008ab84..a096cf9 100644
--- a/arch/powerpc/kvm/e500_mmu_host.c
+++ b/arch/powerpc/kvm/e500_mmu_host.c
@@ -418,7 +418,7 @@ static inline int kvmppc_e500_shadow_map(struct kvmppc_vcpu_e500 *vcpu_e500,
for (; tsize > BOOK3E_PAGESZ_4K;
tsize -= tsize_inc) {
unsigned long gfn_start, gfn_end;
- tsize_pages = 1 << (tsize - 2);
+ tsize_pages = 1UL << (tsize - 2);
gfn_start = gfn & ~(tsize_pages - 1);
gfn_end = gfn_start + tsize_pages;
@@ -462,7 +462,7 @@ static inline int kvmppc_e500_shadow_map(struct kvmppc_vcpu_e500 *vcpu_e500,
}
if (likely(!pfnmap)) {
- tsize_pages = 1 << (tsize + 10 - PAGE_SHIFT);
+ tsize_pages = 1UL << (tsize + 10 - PAGE_SHIFT);
pfn = gfn_to_pfn_memslot(slot, gfn);
if (is_error_noslot_pfn(pfn)) {
if (printk_ratelimit())
--
1.8.3.1
--
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