diff options
| author | Wei Yongjun <weiyj.lk@gmail.com> | 2016-07-31 11:47:06 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2016-07-31 06:10:41 -0400 |
| commit | 33c388b81ce4b2f249730014b9b9f103a7578ca2 (patch) | |
| tree | c524c05300b46b8e7c1d14a277de74886c667399 /drivers | |
| parent | ef4423ce70b8a78768a6e854e4d84c082800317d (diff) | |
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: Wei Yongjun <weiyj.lk@gmail.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/s390/crypto/ap_bus.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/s390/crypto/ap_bus.c b/drivers/s390/crypto/ap_bus.c index 03e4d6246d87..ed92fb09fc8e 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; } |