s390/protvirt: fix error return code in uv_info_init()

Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Baisong Zhong <zhongbaisong@huawei.com>
Fixes: 37564ed834ac ("s390/uv: add prot virt guest/host indication files")
Link: https://lore.kernel.org/r/2f7d62a4-3e75-b2b4-951b-75ef8ef59d16@huawei.com
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>

diff --git a/arch/s390/kernel/uv.c b/arch/s390/kernel/uv.c
index cbfbeab57c3b816bf2b9efd5a869c5ddd31aa76b..370f664580af58aa4e6105623a81b5c49d94f890 100644 (file)
--- a/arch/s390/kernel/uv.c
+++ b/arch/s390/kernel/uv.c
@@ -460,8 +460,10 @@ static int __init uv_info_init(void)
                goto out_kobj;
 
        uv_query_kset = kset_create_and_add("query", NULL, uv_kobj);
-       if (!uv_query_kset)
+       if (!uv_query_kset) {
+               rc = -ENOMEM;
                goto out_ind_files;
+       }
 
        rc = sysfs_create_group(&uv_query_kset->kobj, &uv_query_attr_group);
        if (!rc)