--- linux-2.4/drivers/scsi/aacraid/aachba.c~	Wed Jun 27 13:58:50 2001
+++ linux-2.4/drivers/scsi/aacraid/aachba.c	Tue Jul 10 18:57:01 2001
@@ -663,7 +663,7 @@
 			char *cp;
 
 			cmn_err( CE_DEBUG, "READ CAPACITY command" );
-			capacity = fsa_dev_ptr->ContainerSize[ContainerId];
+			capacity = fsa_dev_ptr->ContainerSize[ContainerId] - 1;
 			cp = scsi_cmnd_ptr->request_buffer;
 			cp[0] = ( capacity >> 24 ) & 0xff;
 			cp[1] = ( capacity >> 16 ) & 0xff;