--- drivers/ide/ide-cd.c~	Mon Mar 27 15:43:39 2000
+++ drivers/ide/ide-cd.c	Mon Mar 27 15:46:41 2000
@@ -2144,8 +2144,13 @@
 	struct atapi_toc *toc;
 	ide_drive_t *drive = (ide_drive_t*) cdi->handle;
 	struct cdrom_info *info = drive->driver_data;
+	int ret;
 
 	toc = info->toc;
+	if (!CDROM_STATE_FLAGS(drive)->toc_valid || toc == NULL)
+		if ((ret = cdrom_read_toc(drive)))
+			return ret;
+
 	ms_info->addr.lba = toc->last_session_lba;
 	ms_info->xa_flag = toc->xa_flag;