PATCH: use ide_execute_command for CD

[Alan Cox]

This is the only user I'll feed you this time. As with 2.4 I want it to
run for a bit on read only media first 8)

diff -u --new-file --recursive --exclude-from /usr/src/exclude linux-2.5.61/drivers/ide/ide-cd.c linux-2.5.61-ac2/drivers/ide/ide-cd.c
--- linux-2.5.61/drivers/ide/ide-cd.c	2003-02-10 18:38:30.000000000 +0000
+++ linux-2.5.61-ac2/drivers/ide/ide-cd.c	2003-02-18 18:06:17.000000000 +0000
@@ -854,13 +855,10 @@
 	HWIF(drive)->OUTB(xferlen >> 8  , IDE_BCOUNTH_REG);
 	if (IDE_CONTROL_REG)
 		HWIF(drive)->OUTB(drive->ctl, IDE_CONTROL_REG);
-
+ 
 	if (CDROM_CONFIG_FLAGS (drive)->drq_interrupt) {
-		if (HWGROUP(drive)->handler != NULL)
-			BUG();
-		ide_set_handler (drive, handler, WAIT_CMD, cdrom_timer_expiry);
 		/* packet command */
-		HWIF(drive)->OUTB(WIN_PACKETCMD, IDE_COMMAND_REG);
+		ide_execute_command(drive, WIN_PACKETCMD, handler, WAIT_CMD, cdrom_timer_expiry);
 		return ide_started;
 	} else {
 		/* packet command */