KVM: x86 emulator: fix ret emulation

'ret' did not set the operand type or size for the destination, so
writeback ignored it.

Signed-off-by: Avi Kivity <avi@redhat.com>

diff --git a/arch/x86/kvm/x86_emulate.c b/arch/x86/kvm/x86_emulate.c
index 702de98..72ae86b 100644 (file)
--- a/arch/x86/kvm/x86_emulate.c
+++ b/arch/x86/kvm/x86_emulate.c
@@ -1650,7 +1650,9 @@ special_insn:
                emulate_grp2(ctxt);
                break;
        case 0xc3: /* ret */
+               c->dst.type = OP_REG;
                c->dst.ptr = &c->eip;
+               c->dst.bytes = c->op_bytes;
                goto pop_instruction;
        case 0xc6 ... 0xc7:     /* mov (sole member of Grp11) */
        mov: