Commit 33c388b8 authored by Wei Yongjun's avatar Wei Yongjun Committed by Martin Schwidefsky

s390/zcrypt: fix possible memory leak in ap_module_init()

ap_configuration is malloced in ap_module_init() and should be freed
before leaving from the error handling cases, otherwise it may cause
memory leak.
Signed-off-by: default avatarWei Yongjun <weiyj.lk@gmail.com>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent ef4423ce
......@@ -1819,7 +1819,8 @@ int __init ap_module_init(void)
if (ap_domain_index < -1 || ap_domain_index > max_domain_id) {
pr_warn("%d is not a valid cryptographic domain\n",
ap_domain_index);
return -EINVAL;
rc = -EINVAL;
goto out_free;
}
/* In resume callback we need to know if the user had set the domain.
* If so, we can not just reset it.
......@@ -1892,6 +1893,7 @@ int __init ap_module_init(void)
unregister_reset_call(&ap_reset_call);
if (ap_using_interrupts())
unregister_adapter_interrupt(&ap_airq);
out_free:
kfree(ap_configuration);
return rc;
}
......
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