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f2fs: compress: fix compression chksum

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This patch addresses minor issues in compression chksum.

Fixes: b28f047b28 ("f2fs: compress: support chksum")
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Chao Yu
2020-12-09 16:42:14 +08:00
committed by Jaegeuk Kim
parent e584bbe821
commit 75e91c8889
2 changed files with 1 additions and 2 deletions
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3
fs/f2fs/compress.c
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@@ -796,7 +796,7 @@ void f2fs_decompress_pages(struct bio *bio, struct page *page, bool verity)
ret = cops->decompress_pages(dic); ret = cops->decompress_pages(dic);
if (!ret && fi->i_compress_flag & 1 << COMPRESS_CHKSUM) { if (!ret && (fi->i_compress_flag & 1 << COMPRESS_CHKSUM)) {
u32 provided = le32_to_cpu(dic->cbuf->chksum); u32 provided = le32_to_cpu(dic->cbuf->chksum);
u32 calculated = f2fs_crc32(sbi, dic->cbuf->cdata, dic->clen); u32 calculated = f2fs_crc32(sbi, dic->cbuf->cdata, dic->clen);
@@ -809,7 +809,6 @@ void f2fs_decompress_pages(struct bio *bio, struct page *page, bool verity)
provided, calculated); provided, calculated);
} }
set_sbi_flag(sbi, SBI_NEED_FSCK); set_sbi_flag(sbi, SBI_NEED_FSCK);
WARN_ON_ONCE(1);
} }
} }

0
fs/f2fs/compress.h Normal file
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