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f2fs: fix to handle error path of f2fs_ra_meta_pages()

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In f2fs_ra_meta_pages(), if f2fs_submit_page_bio() failed, we need to
unlock page, fix it.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Chao Yu 2020-04-10 18:07:20 +08:00 committed by Jaegeuk Kim
parent 3fa6a8c5b5
commit ce4c638cdd
1 changed files with 3 additions and 2 deletions
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5
fs/f2fs/checkpoint.c
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@ -220,6 +220,7 @@ int f2fs_ra_meta_pages(struct f2fs_sb_info *sbi, block_t start, int nrpages,
.is_por = (type == META_POR), .is_por = (type == META_POR),
}; };
struct blk_plug plug; struct blk_plug plug;
int err;
if (unlikely(type == META_POR)) if (unlikely(type == META_POR))
fio.op_flags &= ~REQ_META; fio.op_flags &= ~REQ_META;
@ -263,8 +264,8 @@ int f2fs_ra_meta_pages(struct f2fs_sb_info *sbi, block_t start, int nrpages,
} }
fio.page = page; fio.page = page;
f2fs_submit_page_bio(&fio); err = f2fs_submit_page_bio(&fio);
f2fs_put_page(page, 0); f2fs_put_page(page, err ? 1 : 0);
} }
out: out:
blk_finish_plug(&plug); blk_finish_plug(&plug);