[PATCH 2/4] KVM: Simplify exit path on decode failure

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'goto done' leads to a maze of checks and actions, all pointless.  Bail
out immediately if we can't decode.

Signed-off-by: Avi Kivity <avi@xxxxxxxxxx>
---
 arch/x86/kvm/x86.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index b20499d..b085ac3 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -4392,7 +4392,7 @@ int x86_emulate_instruction(struct kvm_vcpu *vcpu,
 
 		r = x86_decode_insn(&vcpu->arch.emulate_ctxt, insn, insn_len);
 		if (r != EMULATION_OK)
-			goto done;
+			return EMULATE_FAIL;
 
 		trace_kvm_emulate_insn_start(vcpu);
 
-- 
1.7.1

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