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[S390] tape class return value handling.

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Without this patch register_tape_dev() will always fail, but might
return a value that is not an error number. This will lead to accesses
to already freed memory areas...

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Heiko Carstens 2006-08-07 17:00:28 +02:00 committed by Martin Schwidefsky
parent 9f737633e6
commit 25a2001a28
1 changed files with 1 additions and 1 deletions
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2
drivers/s390/char/tape_class.c
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@ -76,7 +76,7 @@ struct tape_class_device *register_tape_dev(
device, device,
"%s", tcd->device_name "%s", tcd->device_name
); );
rc = PTR_ERR(tcd->class_device); rc = IS_ERR(tcd->class_device) ? PTR_ERR(tcd->class_device) : 0;
if (rc) if (rc)
goto fail_with_cdev; goto fail_with_cdev;
rc = sysfs_create_link( rc = sysfs_create_link(