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-rw-r--r--drivers/firmware/dmi_scan.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/firmware/dmi_scan.c b/drivers/firmware/dmi_scan.c
index c3be8ef9243f..2c915a847158 100644
--- a/drivers/firmware/dmi_scan.c
+++ b/drivers/firmware/dmi_scan.c
@@ -775,7 +775,15 @@ static bool dmi_matches(const struct dmi_system_id *dmi)
int s = dmi->matches[i].slot;
if (s == DMI_NONE)
break;
- if (dmi_ident[s]) {
+ if (s == DMI_OEM_STRING) {
+ /* DMI_OEM_STRING must be exact match */
+ const struct dmi_device *valid;
+
+ valid = dmi_find_device(DMI_DEV_TYPE_OEM_STRING,
+ dmi->matches[i].substr, NULL);
+ if (valid)
+ continue;
+ } else if (dmi_ident[s]) {
if (dmi->matches[i].exact_match) {
if (!strcmp(dmi_ident[s],
dmi->matches[i].substr))