diff --git a/drivers/scsi/tmscsim.h b/drivers/scsi/tmscsim.h
index 3d1bb4ad1826122cf8acbeb2ac4aa1f4b51e3610..c9ad4bb770982c58f79f80fc1dbb78ee2ac55b5d 100644
--- a/drivers/scsi/tmscsim.h
+++ b/drivers/scsi/tmscsim.h
@@ -10,8 +10,6 @@
 
 #include <linux/types.h>
 
-#define SCSI_IRQ_NONE 255
-
 #define MAX_ADAPTER_NUM 	4
 #define MAX_SG_LIST_BUF 	16	/* Not used */
 #define MAX_SCSI_ID		8