From: "Aneesh Kumar K.V" <aneesh.ku...@linux.vnet.ibm.com>
We should be able to copy upto count bytes
Signed-off-by: Aneesh Kumar K.V <aneesh.ku...@linux.vnet.ibm.com>
---
arch/powerpc/kvm/book3s_64_mmu_hv.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/kvm/book3s_64_mmu_hv.c
b/arch/powerpc/kvm/book3s_64_mmu_hv.c
index 710d313..0ae6bb6 100644
--- a/arch/powerpc/kvm/book3s_64_mmu_hv.c
+++ b/arch/powerpc/kvm/book3s_64_mmu_hv.c
@@ -1362,7 +1362,7 @@ static ssize_t kvm_htab_read(struct file *file, char
__user *buf,
lbuf = (unsigned long __user *)buf;
nb = 0;
- while (nb + sizeof(hdr) + HPTE_SIZE < count) {
+ while (nb + sizeof(hdr) + HPTE_SIZE <= count) {
/* Initialize header */
hptr = (struct kvm_get_htab_header __user *)buf;
hdr.n_valid = 0;
@@ -1385,7 +1385,7 @@ static ssize_t kvm_htab_read(struct file *file, char
__user *buf,
/* Grab a series of valid entries */
while (i < kvm->arch.hpt_npte &&
hdr.n_valid < 0xffff &&
- nb + HPTE_SIZE < count &&
+ nb + HPTE_SIZE <= count &&
record_hpte(flags, hptp, hpte, revp, 1, first_pass)) {
/* valid entry, write it out */
++hdr.n_valid;
--
1.8.1.2
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