diff -ur linux-2.4.21/drivers/scsi/sr.c linux-2.4.21.patched/drivers/scsi/sr.c
--- linux-2.4.21/drivers/scsi/sr.c	2003-06-13 16:51:36.000000000 +0200
+++ linux-2.4.21.patched/drivers/scsi/sr.c	2003-08-27 23:52:32.000000000 +0200
@@ -725,7 +725,7 @@
 		/* failed, drive doesn't have capabilities mode page */
 		scsi_CDs[i].cdi.speed = 1;
 		scsi_CDs[i].cdi.mask |= (CDC_CD_R | CDC_CD_RW | CDC_DVD_R |
-					 CDC_DVD | CDC_DVD_RAM |
+					 /* USB-DVD-SCSI-2 hack: */ /* CDC_DVD | */  CDC_DVD_RAM |
 					 CDC_SELECT_DISC | CDC_SELECT_SPEED);
 		scsi_free(buffer, 512);
 		printk("sr%i: scsi-1 drive\n", i);