KVM: x86 emulator: Fix nop emulation
If a nop instruction is encountered, we jump directly to the done label.
This skip updating rip. Break from the switch case instead
Signed-off-by: Mohammed Gamal <m.gamal005@gmail.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 955d480..ddbad15 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -2912,7 +2912,7 @@
break;
case 0x90 ... 0x97: /* nop / xchg reg, rax */
if (c->dst.addr.reg == &c->regs[VCPU_REGS_RAX])
- goto done;
+ break;
goto xchg;
case 0x9c: /* pushf */
c->src.val = (unsigned long) ctxt->eflags;