[PATCH v1 1/2] s390/zcrtpt: Don't leak memory if dev_set_name() fails

From: Andy Shevchenko
Date: Thu Aug 31 2023 - 07:00:11 EST


When dev_set_name() fails, the zcdn_create() doesn't free
the newly allocated resources. Do it.

Fixes: 00fab2350e6b ("s390/zcrypt: multiple zcrypt device nodes support")
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
drivers/s390/crypto/zcrypt_api.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/s390/crypto/zcrypt_api.c b/drivers/s390/crypto/zcrypt_api.c
index 4b23c9f7f3e5..6b99f7dd0643 100644
--- a/drivers/s390/crypto/zcrypt_api.c
+++ b/drivers/s390/crypto/zcrypt_api.c
@@ -413,6 +413,7 @@ static int zcdn_create(const char *name)
ZCRYPT_NAME "_%d", (int)MINOR(devt));
nodename[sizeof(nodename) - 1] = '\0';
if (dev_set_name(&zcdndev->device, nodename)) {
+ kfree(zcdndev);
rc = -EINVAL;
goto unlockout;
}
--
2.40.0.1.gaa8946217a0b