--- a/backport-include/linux/mod_devicetable.h
+++ b/backport-include/linux/mod_devicetable.h
@@ -2,10 +2,6 @@
 #define __BACKPORT_MOD_DEVICETABLE_H
 #include_next <linux/mod_devicetable.h>
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(3,11,0)
-#define DMI_EXACT_MATCH(a, b)  DMI_MATCH(DMI_PRODUCT_NAME, "BACKPORT_IGNORE")
-#endif
-
 #ifndef HID_BUS_ANY
 #define HID_BUS_ANY                            0xffff
 #endif
