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author | Charles Manning <cdhmanning@gmail.com> | 2011-04-04 07:57:39 +1200 |
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committer | Charles Manning <cdhmanning@gmail.com> | 2011-04-04 07:57:39 +1200 |
commit | 8670595b355e66200c97aa1668af04d4eaebaa6b (patch) | |
tree | 86f491007675cb291fccf63951a08583209a2546 | |
parent | 1c179647cc26bcc05144dab770f4576979ad7152 (diff) |
yaffs: Discard partially written summary data
A power failure during the write of a multi-chunk summary can leave stuff
lying around that looks like part of a file. If this is detected then delete it.
Signed-off-by: Charles Manning <cdhmanning@gmail.com>
-rw-r--r-- | yaffs_yaffs2.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/yaffs_yaffs2.c b/yaffs_yaffs2.c index 093e485..5761e96 100644 --- a/yaffs_yaffs2.c +++ b/yaffs_yaffs2.c @@ -1023,6 +1023,7 @@ static inline int yaffs2_scan_chunk(struct yaffs_dev *dev, dev->n_free_chunks++; } else if (tags.obj_id > YAFFS_MAX_OBJECT_ID || tags.chunk_id > YAFFS_MAX_CHUNK_ID || + tags.obj_id == YAFFS_OBJECTID_SUMMARY || (tags.chunk_id > 0 && tags.n_bytes > dev->data_bytes_per_chunk) || tags.seq_number != bi->seq_number) { |