The patch titled
block/genhd.c: check class_register return value
has been added to the -mm tree. Its filename is
block-genhdc-check-class_register-return-value.patch
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------------------------------------------------------
Subject: block/genhd.c: check class_register return value
From: Leonardo Potenza <lpotenza@xxxxxxxxx>
Add a check for the class_register() return value.
Signed-off-by: Leonardo Potenza <lpotenza@xxxxxxxxx>
Cc: Jens Axboe <jens.axboe@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
block/genhd.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff -puN block/genhd.c~block-genhdc-check-class_register-return-value block/genhd.c
--- a/block/genhd.c~block-genhdc-check-class_register-return-value
+++ a/block/genhd.c
@@ -358,7 +358,12 @@ static struct kobject *base_probe(dev_t
static int __init genhd_device_init(void)
{
- class_register(&block_class);
+ int ret;
+
+ ret = class_register(&block_class);
+ if (ret != 0)
+ return ret;
+
bdev_map = kobj_map_init(base_probe, &block_class_lock);
blk_dev_init();
_
Patches currently in -mm which might be from lpotenza@xxxxxxxxx are
block-genhdc-check-class_register-return-value.patch
-
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