diff --git a/include/linux/dmi.h b/include/linux/dmi.h
index 38dc403..904bf3d 100644
--- a/include/linux/dmi.h
+++ b/include/linux/dmi.h
@@ -69,6 +69,7 @@
 	struct dmi_device *from);
 extern void dmi_scan_machine(void);
 extern int dmi_get_year(int field);
+extern int dmi_name_in_vendors(char *str);
 
 #else
 
@@ -77,6 +78,7 @@
 static inline struct dmi_device * dmi_find_device(int type, const char *name,
 	struct dmi_device *from) { return NULL; }
 static inline int dmi_get_year(int year) { return 0; }
+static inline int dmi_name_in_vendors(char *s) { return 0; }
 
 #endif