ubifs: fix double return leb in ubifs_garbage_collect

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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>

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Baokun Li 2021-11-15 09:31:43 +08:00 • committed by Richard Weinberger

parent 88618feecf

commit 0d76502172

1 changed files with 2 additions and 0 deletions

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fs/ubifs/gc.c

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