diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/f2fs/segment.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 46586d3d3904..853c8f5445fd 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -317,6 +317,10 @@ static void __locate_dirty_segment(struct f2fs_sb_info *sbi, unsigned int segno, struct seg_entry *sentry = get_seg_entry(sbi, segno); enum dirty_type t = sentry->type; + if (unlikely(t >= DIRTY)) { + f2fs_bug_on(sbi, 1); + return; + } if (!test_and_set_bit(segno, dirty_i->dirty_segmap[t])) dirty_i->nr_dirty[t]++; } @@ -1745,8 +1749,12 @@ static void init_dirty_segmap(struct f2fs_sb_info *sbi) break; offset = segno + 1; valid_blocks = get_valid_blocks(sbi, segno, 0); - if (valid_blocks >= sbi->blocks_per_seg || !valid_blocks) + if (valid_blocks == sbi->blocks_per_seg || !valid_blocks) continue; + if (valid_blocks > sbi->blocks_per_seg) { + f2fs_bug_on(sbi, 1); + continue; + } mutex_lock(&dirty_i->seglist_lock); __locate_dirty_segment(sbi, segno, DIRTY); mutex_unlock(&dirty_i->seglist_lock); |