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authorAkinobu Mita <akinobu.mita@gmail.com>2010-08-09 17:20:35 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-08-09 20:45:06 -0700
commit547415d5edf8660aee040dc81d8c71b081a59bda (patch)
tree21221c9702e65a71354ce5c672a085d00ff9b5a6 /drivers/s390
parentb329becfc78b180d5c422c9cb24a6ab378603305 (diff)
s390: remove WARN_ON for misc_deregister() failures
The previous change added WARN_ON() in misc_deregister(). So it is not necessary to WARN_ON() misc_deregister() failure by callers. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/s390')
-rw-r--r--drivers/s390/block/dasd_eer.c2
-rw-r--r--drivers/s390/char/monreader.c2
-rw-r--r--drivers/s390/char/monwriter.c2
3 files changed, 3 insertions, 3 deletions
diff --git a/drivers/s390/block/dasd_eer.c b/drivers/s390/block/dasd_eer.c
index dd88803e4899..7158f9528ecc 100644
--- a/drivers/s390/block/dasd_eer.c
+++ b/drivers/s390/block/dasd_eer.c
@@ -701,7 +701,7 @@ int __init dasd_eer_init(void)
void dasd_eer_exit(void)
{
if (dasd_eer_dev) {
- WARN_ON(misc_deregister(dasd_eer_dev) != 0);
+ misc_deregister(dasd_eer_dev);
kfree(dasd_eer_dev);
dasd_eer_dev = NULL;
}
diff --git a/drivers/s390/char/monreader.c b/drivers/s390/char/monreader.c
index 2ed3f82e5c30..e021ec663ef9 100644
--- a/drivers/s390/char/monreader.c
+++ b/drivers/s390/char/monreader.c
@@ -627,7 +627,7 @@ out_iucv:
static void __exit mon_exit(void)
{
segment_unload(mon_dcss_name);
- WARN_ON(misc_deregister(&mon_dev) != 0);
+ misc_deregister(&mon_dev);
device_unregister(monreader_device);
driver_unregister(&monreader_driver);
iucv_unregister(&monreader_iucv_handler, 1);
diff --git a/drivers/s390/char/monwriter.c b/drivers/s390/char/monwriter.c
index 98a49dfda1de..572a1e7fd099 100644
--- a/drivers/s390/char/monwriter.c
+++ b/drivers/s390/char/monwriter.c
@@ -380,7 +380,7 @@ out_driver:
static void __exit mon_exit(void)
{
- WARN_ON(misc_deregister(&mon_dev) != 0);
+ misc_deregister(&mon_dev);
platform_device_unregister(monwriter_pdev);
platform_driver_unregister(&monwriter_pdrv);
}