s390/zcrypt: don't leak memory if dev_set_name() fails

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

Fixes: 00fab2350e ("s390/zcrypt: multiple zcrypt device nodes support")
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20230831110000.24279-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Harald Freudenberger <freude@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
This commit is contained in:
Andy Shevchenko 2023-08-31 13:59:59 +03:00 committed by Heiko Carstens
parent 08d90f46c7
commit 6252f47b78

View File

@ -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;
}