KVM: x86 emulator: Eliminate compilation warning in x86_decode_insn()

Eliminate:
arch/x86/kvm/emulate.c:801: warning: ‘sv’ may be used uninitialized in this
function

on gcc 4.1.2

Signed-off-by: Sheng Yang <sheng@linux.intel.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>

diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index aead72e..d0df25d 100644 (file)
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -798,7 +798,7 @@ done:
 
 static void fetch_bit_operand(struct decode_cache *c)
 {
-       long sv, mask;
+       long sv = 0, mask;
 
        if (c->dst.type == OP_MEM && c->src.type == OP_REG) {
                mask = ~(c->dst.bytes * 8 - 1);