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bcache: unregister reboot notifier if bcache fails to unregister device
In bcache_init() function it forgot to unregister reboot notifier if bcache fails to unregister a block device. This commit fixes this. Signed-off-by: Zheng Liu <wenqing.lz@taobao.com> Tested-by: Joshua Schmid <jschmid@suse.com> Tested-by: Eric Wheeler <bcache@linux.ewheeler.net> Cc: Kent Overstreet <kmo@daterainc.com> Cc: stable@vger.kernel.org Signed-off-by: Jens Axboe <axboe@fb.com>
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1 changed files with 3 additions and 1 deletions
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@ -2071,8 +2071,10 @@ static int __init bcache_init(void)
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closure_debug_init();
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bcache_major = register_blkdev(0, "bcache");
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if (bcache_major < 0)
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if (bcache_major < 0) {
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unregister_reboot_notifier(&reboot);
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return bcache_major;
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}
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if (!(bcache_wq = create_workqueue("bcache")) ||
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!(bcache_kobj = kobject_create_and_add("bcache", fs_kobj)) ||
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