KVM: powerpc: fix init/exit annotation

kvmppc_e500_exit() is a module_exit function, so it should be tagged
with __exit, not __init. The incorrect annotation was added by commit
2986b8c72c272ea58edd37903b042c6da985627d.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: stable@kernel.org
Signed-off-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Avi Kivity <avi@redhat.com>

arch/powerpc/kvm/e500.c

@@ -164,7 +164,7 @@ static int __init kvmppc_e500_init(void)
 	return kvm_init(NULL, sizeof(struct kvmppc_vcpu_e500), 0, THIS_MODULE);
 }
 
-static void __init kvmppc_e500_exit(void)
+static void __exit kvmppc_e500_exit(void)
 {
 	kvmppc_booke_exit();
 }