diff options
Diffstat (limited to 'arch/powerpc/kvm')
| -rw-r--r-- | arch/powerpc/kvm/book3s_64_mmu_hv.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/powerpc/kvm/book3s_64_mmu_hv.c b/arch/powerpc/kvm/book3s_64_mmu_hv.c index 41f96c51dfc..59425f143c6 100644 --- a/arch/powerpc/kvm/book3s_64_mmu_hv.c +++ b/arch/powerpc/kvm/book3s_64_mmu_hv.c @@ -1542,9 +1542,15 @@ static ssize_t kvm_htab_write(struct file *file, const char __user *buf, hptp = (__be64 *)(kvm->arch.hpt_virt + (i * HPTE_SIZE)); lbuf = (unsigned long __user *)buf; for (j = 0; j < hdr.n_valid; ++j) { + __be64 hpte_v; + __be64 hpte_r; + err = -EFAULT; - if (__get_user(v, lbuf) || __get_user(r, lbuf + 1)) + if (__get_user(hpte_v, lbuf) || + __get_user(hpte_r, lbuf + 1)) goto out; + v = be64_to_cpu(hpte_v); + r = be64_to_cpu(hpte_r); err = -EINVAL; if (!(v & HPTE_V_VALID)) goto out; |