* [PATCH] f2fs: fix to clear PG_error if fsverity failed
@ 2020-03-21 12:24 Chao Yu
0 siblings, 0 replies; only message in thread
From: Chao Yu @ 2020-03-21 12:24 UTC (permalink / raw)
To: jaegeuk; +Cc: linux-f2fs-devel, linux-kernel, Chao Yu
From: Chao Yu <yuchao0@huawei.com>
In f2fs_decompress_end_io(), we should clear PG_error flag before page
unlock, otherwise reread will fail due to the flag as described in
commit fb7d70db305a ("f2fs: clear PageError on the read path").
Signed-off-by: Chao Yu <yuchao0@huawei.com>
---
fs/f2fs/compress.c | 18 ++++++++++--------
1 file changed, 10 insertions(+), 8 deletions(-)
diff --git a/fs/f2fs/compress.c b/fs/f2fs/compress.c
index df3e6ad5b6d7..f37b83534322 100644
--- a/fs/f2fs/compress.c
+++ b/fs/f2fs/compress.c
@@ -1420,15 +1420,17 @@ void f2fs_decompress_end_io(struct page **rpages,
if (!rpage)
continue;
- if (err || PageError(rpage)) {
- ClearPageUptodate(rpage);
- ClearPageError(rpage);
- } else {
- if (!verity || fsverity_verify_page(rpage))
- SetPageUptodate(rpage);
- else
- SetPageError(rpage);
+ if (err || PageError(rpage))
+ goto clear_uptodate;
+
+ if (!verity || fsverity_verify_page(rpage)) {
+ SetPageUptodate(rpage);
+ goto unlock;
}
+clear_uptodate:
+ ClearPageUptodate(rpage);
+ ClearPageError(rpage);
+unlock:
unlock_page(rpage);
}
}
--
2.22.0
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