idetape_chrdev_open() is finding drive == NULL; test why?

Signed-off-by: Randy Dunlap <rddunlap@osdl.org>

diffstat:=
 drivers/ide/ide-tape.c |    5 +++++
 1 files changed, 5 insertions(+)

diff -Naurp ./drivers/ide/ide-tape.c~ide_tape_test ./drivers/ide/ide-tape.c
--- ./drivers/ide/ide-tape.c~ide_tape_test	2005-03-01 23:37:54.000000000 -0800
+++ ./drivers/ide/ide-tape.c	2005-03-09 21:16:57.000000000 -0800
@@ -4108,6 +4108,8 @@ static int idetape_chrdev_open (struct i
 	if (i >= MAX_HWIFS * MAX_DRIVES)
 		return -ENXIO;
 	drive = idetape_chrdevs[i].drive;
+	printk("ide-tape-open-test: using minor = %d, i = %d, drive = 0x%p\n",
+		minor, i, drive);
 	tape = drive->driver_data;
 	filp->private_data = drive;
 
@@ -4640,6 +4642,7 @@ static int idetape_cleanup (ide_drive_t 
 		return 1;
 	}
 	idetape_chrdevs[minor].drive = NULL;
+	printk("ide-tape-cleanup-test: clearing drive for minor = %d\n", minor);
 	spin_unlock_irqrestore(&ide_lock, flags);
 	DRIVER(drive)->busy = 0;
 	(void) ide_unregister_subdriver(drive);
@@ -4779,6 +4782,8 @@ static int idetape_attach (ide_drive_t *
 		;
 	idetape_setup(drive, tape, minor);
 	idetape_chrdevs[minor].drive = drive;
+	printk("ide-tape-attach-test: using minor = %d for drive = 0x%p\n",
+		minor, drive);
 
 	devfs_mk_cdev(MKDEV(HWIF(drive)->major, minor),
 			S_IFCHR | S_IRUGO | S_IWUGO,