[PATCH] kvm/ppc: fix build warning

[Denis Kirjanov]

Fix build warning:
arch/powerpc/kvm/book3s_64_mmu.c: In function 'kvmppc_mmu_book3s_64_esid_to_vsid':
arch/powerpc/kvm/book3s_64_mmu.c:446: warning: 'slb' may be used uninitialized in this function
Signed-off-by: Denis Kirjanov <dkirjanov at kernel.org>
---
arch/powerpc/kvm/book3s_64_mmu.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/powerpc/kvm/book3s_64_mmu.c b/arch/powerpc/kvm/book3s_64_mmu.c
index 4025ea2..61f2621 100644
--- a/arch/powerpc/kvm/book3s_64_mmu.c
+++ b/arch/powerpc/kvm/book3s_64_mmu.c
@@ -443,7 +443,7 @@ static int kvmppc_mmu_book3s_64_esid_to_vsid(struct kvm_vcpu *vcpu, ulong esid,
 					     u64 *vsid)
 {
 	ulong ea = esid << SID_SHIFT;
-	struct kvmppc_slb *slb;
+	struct kvmppc_slb *uninitialized_var(slb);
 	u64 gvsid = esid;
 
 	if (vcpu->arch.msr & (MSR_DR|MSR_IR)) {