s390/scm_blk: fix error return code in scm_blk_init()

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

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

1 files changed, 5 insertions, 2 deletions

diff --git a/drivers/s390/block/scm_blk.c b/drivers/s390/block/scm_blk.c
index 713f0185f96d..e9b9c8392832 100644
--- a/drivers/s390/block/scm_blk.c
+++ b/drivers/s390/block/scm_blk.c
@@ -463,12 +463,15 @@ static int __init scm_blk_init(void)
                 goto out;
 
         scm_major = ret;
-        if (scm_alloc_rqs(nr_requests))
+        ret = scm_alloc_rqs(nr_requests);
+        if (ret)
                 goto out_unreg;
 
         scm_debug = debug_register("scm_log", 16, 1, 16);
-        if (!scm_debug)
+        if (!scm_debug) {
+                ret = -ENOMEM;
                 goto out_free;
+        }
 
         debug_register_view(scm_debug, &debug_hex_ascii_view);
         debug_set_level(scm_debug, 2);