KVM: s390: Fix memory leak on busy SIGP stop

commit d1884be0f3e8fd8f41a6e5a720b00840c2fb9e7b
(KVM: s390: allow only one SIGP STOP (AND STORE STATUS) at a time)
introduced a memory leak if a sigp stop is already pending. Free
the allocated inti structure.

Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com>

diff --git a/arch/s390/kvm/sigp.c b/arch/s390/kvm/sigp.c
index c6f1c2bc9753919f1dc87df96d2f263db297a4d1..cf243ba3d50f2907277ce18a1af88944ff5efc55 100644 (file)
--- a/arch/s390/kvm/sigp.c
+++ b/arch/s390/kvm/sigp.c
@@ -139,6 +139,7 @@ static int __inject_sigp_stop(struct kvm_vcpu *dst_vcpu, int action)
        spin_lock(&li->lock);
        if (li->action_bits & ACTION_STOP_ON_STOP) {
                /* another SIGP STOP is pending */
+               kfree(inti);
                rc = SIGP_CC_BUSY;
                goto out;
        }