s390/cert_store: fix error return code in fill_cs_keyring()

The 'rc' will be re-assigned to 0 after calling get_vcssb(), it
needs be set to error code if create_cs_keyring() fails.

[hca@linux.ibm.com: slightly changed coding style]
Fixes: 8cf57d7217c3 ("s390: add support for user-defined certificates")
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Link: https://lore.kernel.org/r/20230728084228.3186083-1-yangyingliang@huawei.com
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>

diff --git a/arch/s390/kernel/cert_store.c b/arch/s390/kernel/cert_store.c
index 1cbeb9ce0eb11a13159949d64955446ffa31f304..3986a044eb367f5ab08f3f8b0e9ac58f834e1236 100644 (file)
--- a/arch/s390/kernel/cert_store.c
+++ b/arch/s390/kernel/cert_store.c
@@ -702,6 +702,7 @@ static int fill_cs_keyring(void)
        if (rc)
                goto cleanup_keys;
 
+       rc = -ENOMEM;
        cs_keyring = create_cs_keyring();
        if (!cs_keyring)
                goto cleanup_keys;