diff --git a/drivers/scsi/nsp32.h b/drivers/scsi/nsp32.h
index 5addf9fb1e1..a976e8193d1 100644
--- a/drivers/scsi/nsp32.h
+++ b/drivers/scsi/nsp32.h
@@ -619,47 +619,5 @@ typedef struct _nsp32_hw_data {
 #define REQSACK_TIMEOUT_TIME	10000	/* max wait time for REQ/SACK assertion
 					   or negation, 10000us == 10ms */
 
-/**************************************************************************
- * Compatibility functions
- */
-
-/* for Kernel 2.4 */
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0))
-# define scsi_register_host(template) 	scsi_register_module(MODULE_SCSI_HA, template)
-# define scsi_unregister_host(template) scsi_unregister_module(MODULE_SCSI_HA, template)
-# define scsi_host_put(host)            scsi_unregister(host)
-# define pci_name(pci_dev)              ((pci_dev)->slot_name)
-
-typedef void irqreturn_t;
-# define IRQ_NONE      /* */
-# define IRQ_HANDLED   /* */
-# define IRQ_RETVAL(x) /* */
-
-/* This is ad-hoc version of scsi_host_get_next() */
-static inline struct Scsi_Host *scsi_host_get_next(struct Scsi_Host *host)
-{
-	if (host == NULL) {
-		return scsi_hostlist;
-	} else {
-		return host->next;
-	}
-}
-
-/* This is ad-hoc version of scsi_host_hn_get() */
-static inline struct Scsi_Host *scsi_host_hn_get(unsigned short hostno)
-{
-	struct Scsi_Host *host;
-
-	for (host = scsi_host_get_next(NULL); host != NULL;
-	     host = scsi_host_get_next(host)) {
-		if (host->host_no == hostno) {
-			break;
-		}
-	}
-
-	return host;
-}
-#endif
-
 #endif /* _NSP32_H */
 /* end */