KVM: x86 emulator: do not open code return values from the emulator

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

1 files changed, 3 insertions, 3 deletions

diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index d88dcfd66a8f..ae5f49105c3b 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -2287,7 +2287,7 @@ int emulator_task_switch(struct x86_emulate_ctxt *ctxt,
                         ctxt->eip = c->eip;
         }
 
-        return (rc == X86EMUL_UNHANDLEABLE) ? -1 : 0;
+        return (rc == X86EMUL_UNHANDLEABLE) ? EMULATION_FAILED : EMULATION_OK;
 }
 
 static void string_addr_inc(struct x86_emulate_ctxt *ctxt, unsigned seg,
@@ -3333,7 +3333,7 @@ done_prefixes:
         }
 
 done:
-        return (rc == X86EMUL_UNHANDLEABLE) ? -1 : 0;
+        return (rc == X86EMUL_UNHANDLEABLE) ? EMULATION_FAILED : EMULATION_OK;
 }
 
 static bool string_insn_completed(struct x86_emulate_ctxt *ctxt)
@@ -4163,5 +4163,5 @@ twobyte_insn:
         goto writeback;
 
 cannot_emulate:
-        return -1;
+        return EMULATION_FAILED;
 }