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>

1 files changed, 2 insertions, 0 deletions

diff --git a/arch/x86/kvm/x86_emulate.c b/arch/x86/kvm/x86_emulate.c
index 702de9869c19..72ae86b1b131 100644
--- 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: