[PATCH -next] kvm/ppc/mpic: fix missing unlock in set_base_addr()

[Wei Yongjun]

From: Wei Yongjun <yongjun_wei at trendmicro.com.cn>

Add the missing unlock before return from function set_base_addr()
when disables the mapping.

Introduced by commit 5df554ad5b7522ea62b0ff9d5be35183494efc21
(kvm/ppc/mpic: in-kernel MPIC emulation)

Signed-off-by: Wei Yongjun <yongjun_wei at trendmicro.com.cn>
---
 arch/powerpc/kvm/mpic.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/kvm/mpic.c b/arch/powerpc/kvm/mpic.c
index f3148f8..0047a70 100644
--- a/arch/powerpc/kvm/mpic.c
+++ b/arch/powerpc/kvm/mpic.c
@@ -1475,8 +1475,8 @@ static int set_base_addr(struct openpic *opp, struct kvm_device_attr *attr)
 
 	map_mmio(opp);
 
-	mutex_unlock(&opp->kvm->slots_lock);
 out:
+	mutex_unlock(&opp->kvm->slots_lock);
 	return 0;
 }