diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/f2fs/super.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index f3a68af3b43a..112eb86a120f 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -2604,6 +2604,21 @@ static int sanity_check_raw_super(struct f2fs_sb_info *sbi, return -EFSCORRUPTED; } + if (RDEV(0).path[0]) { + block_t dev_seg_count = le32_to_cpu(RDEV(0).total_segments); + int i = 1; + + while (i < MAX_DEVICES && RDEV(i).path[0]) { + dev_seg_count += le32_to_cpu(RDEV(i).total_segments); + i++; + } + if (segment_count != dev_seg_count) { + f2fs_info(sbi, "Segment count (%u) mismatch with total segments from devices (%u)", + segment_count, dev_seg_count); + return -EFSCORRUPTED; + } + } + if (secs_per_zone > total_sections || !secs_per_zone) { f2fs_info(sbi, "Wrong secs_per_zone / total_sections (%u, %u)", secs_per_zone, total_sections); |