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: Wei Yongjun <weiyj.lk@xxxxxxxxx>
---
drivers/s390/crypto/ap_bus.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/s390/crypto/ap_bus.c b/drivers/s390/crypto/ap_bus.c
index 03e4d62..ed92fb0 100644
--- a/drivers/s390/crypto/ap_bus.c
+++ b/drivers/s390/crypto/ap_bus.c
@@ -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 @@ out:
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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