[SCSI] sun3: Provide a dummy NCR5380_exit()

and call it from sun3scsi_release(), cfr. the other NCR5380 drivers.

This fixes:

drivers/scsi/NCR5380.h:303: warning: ‘NCR5380_exit’ declared ‘static’ but never defined

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
diff --git a/drivers/scsi/sun3_NCR5380.c b/drivers/scsi/sun3_NCR5380.c
index 0d04c3a..2ba1cb7 100644
--- a/drivers/scsi/sun3_NCR5380.c
+++ b/drivers/scsi/sun3_NCR5380.c
@@ -890,6 +890,11 @@
     return 0;
 }
 
+static void NCR5380_exit(struct Scsi_Host *instance)
+{
+	/* Empty, as we didn't schedule any delayed work */
+}
+
 /* 
  * Function : int NCR5380_queue_command (struct scsi_cmnd *cmd,
  *	void (*done)(struct scsi_cmnd *))