In f2fs_destroy_compress_ctx(), after f2fs_destroy_compress_ctx(),
cc.cluster_idx will be cleared w/ NULL_CLUSTER, f2fs_cluster_blocks()
may check wrong cluster metadata, fix it.
Fixes: 4c8ff7095bef ("f2fs: support data compression")
Signed-off-by: Chao Yu <yuch...@huawei.com>
---
fs/f2fs/compress.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/fs/f2fs/compress.c b/fs/f2fs/compress.c
index 340815cd0887..30b003447510 100644
--- a/fs/f2fs/compress.c
+++ b/fs/f2fs/compress.c
@@ -1066,6 +1066,8 @@ static int prepare_compress_overwrite(struct compress_ctx
*cc,
f2fs_put_rpages(cc);
f2fs_unlock_rpages(cc, i + 1);
f2fs_destroy_compress_ctx(cc);
+ cc->cluster_idx = index >>
+ F2FS_I(cc->inode)->i_log_cluster_size;
goto retry;
}
}
--
2.29.2
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