Commit 980f481d authored by Mario Limonciello's avatar Mario Limonciello Committed by Darren Hart (VMware)

platform/x86: dell-smbios: only run if proper oem string is detected

The proper way to indicate that a system is a 'supported' Dell System
is by the presence of this string in OEM strings.

Allowing the driver to load on non-Dell systems will have undefined
results.
Signed-off-by: default avatarMario Limonciello <mario.limonciello@dell.com>
Reviewed-by: default avatarEdward O'Callaghan <quasisec@google.com>
Signed-off-by: default avatarDarren Hart (VMware) <dvhart@infradead.org>
parent f97e058c
...@@ -172,8 +172,15 @@ static void __init find_tokens(const struct dmi_header *dm, void *dummy) ...@@ -172,8 +172,15 @@ static void __init find_tokens(const struct dmi_header *dm, void *dummy)
static int __init dell_smbios_init(void) static int __init dell_smbios_init(void)
{ {
const struct dmi_device *valid;
int ret; int ret;
valid = dmi_find_device(DMI_DEV_TYPE_OEM_STRING, "Dell System", NULL);
if (!valid) {
pr_err("Unable to run on non-Dell system\n");
return -ENODEV;
}
dmi_walk(find_tokens, NULL); dmi_walk(find_tokens, NULL);
if (!da_tokens) { if (!da_tokens) {
......
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