diff options
Diffstat (limited to 'arch/powerpc/kvm/powerpc.c')
| -rw-r--r-- | arch/powerpc/kvm/powerpc.c | 16 |
1 files changed, 5 insertions, 11 deletions
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c index c2bd29e90314..27fb2b70f631 100644 --- a/arch/powerpc/kvm/powerpc.c +++ b/arch/powerpc/kvm/powerpc.c @@ -1114,10 +1114,8 @@ static void kvmppc_complete_mmio_load(struct kvm_vcpu *vcpu) struct kvm_run *run = vcpu->run; u64 gpr; - if (run->mmio.len > sizeof(gpr)) { - printk(KERN_ERR "bad MMIO length: %d\n", run->mmio.len); + if (run->mmio.len > sizeof(gpr)) return; - } if (!vcpu->arch.mmio_host_swabbed) { switch (run->mmio.len) { @@ -1236,10 +1234,8 @@ static int __kvmppc_handle_load(struct kvm_vcpu *vcpu, host_swabbed = !is_default_endian; } - if (bytes > sizeof(run->mmio.data)) { - printk(KERN_ERR "%s: bad MMIO length: %d\n", __func__, - run->mmio.len); - } + if (bytes > sizeof(run->mmio.data)) + return EMULATE_FAIL; run->mmio.phys_addr = vcpu->arch.paddr_accessed; run->mmio.len = bytes; @@ -1325,10 +1321,8 @@ int kvmppc_handle_store(struct kvm_vcpu *vcpu, host_swabbed = !is_default_endian; } - if (bytes > sizeof(run->mmio.data)) { - printk(KERN_ERR "%s: bad MMIO length: %d\n", __func__, - run->mmio.len); - } + if (bytes > sizeof(run->mmio.data)) + return EMULATE_FAIL; run->mmio.phys_addr = vcpu->arch.paddr_accessed; run->mmio.len = bytes; |