[PATCH] platform/x86: dell-smbios-base: Fix error return code in dell_smbios_init

[Qinglang Miao]

Fix to return the error code -ENODEV when fails to init wmi and
smm.

Fixes: 41e36f2f85af ("platform/x86: dell-smbios: Link all dell-smbios-* modules 
together")
Reported-by: Hulk Robot <hul...@huawei.com>
Signed-off-by: Qinglang Miao <miaoqingl...@huawei.com>
---
 drivers/platform/x86/dell-smbios-base.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/platform/x86/dell-smbios-base.c 
b/drivers/platform/x86/dell-smbios-base.c
index 2e2cd5659..3a1dbf199 100644
--- a/drivers/platform/x86/dell-smbios-base.c
+++ b/drivers/platform/x86/dell-smbios-base.c
@@ -594,6 +594,7 @@ static int __init dell_smbios_init(void)
        if (wmi && smm) {
                pr_err("No SMBIOS backends available (wmi: %d, smm: %d)\n",
                        wmi, smm);
+               ret = -ENODEV;
                goto fail_create_group;
        }
 
-- 
2.23.0