From: Wei Yongjun <[email protected]>

adjust the dst address for a register source but not adjust the
address for an immediate source.

Signed-off-by: Wei Yongjun <[email protected]>
Reviewed-by: Paolo Bonzini <[email protected]>
Signed-off-by: Avi Kivity <[email protected]>

diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 5a5d527..8c361c1 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -727,7 +727,7 @@ static void fetch_bit_operand(struct decode_cache *c)
 {
        long sv, mask;
 
-       if (c->dst.type == OP_MEM) {
+       if (c->dst.type == OP_MEM && c->src.type == OP_REG) {
                mask = ~(c->dst.bytes * 8 - 1);
 
                if (c->src.bytes == 2)
--
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