tree e02cb685339c7435445626520ecd116925833bfa
parent 88618feecf44e774e03cf49872567398b0177d25
author Baokun Li <libaokun1@huawei.com> 1636939903 +0800
committer Richard Weinberger <richard@nod.at> 1640294903 +0100

ubifs: fix double return leb in ubifs_garbage_collect

If ubifs_garbage_collect_leb() returns -EAGAIN and enters the "out"
branch, ubifs_return_leb will execute twice on the same lnum. This
can cause data loss in concurrency situations.

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Baokun Li <libaokun1@huawei.com>
Signed-off-by: Richard Weinberger <richard@nod.at>