diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/f2fs/segment.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 2d1d7baaf1b6..a661ac32e829 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -3447,6 +3447,11 @@ static int read_compacted_summaries(struct f2fs_sb_info *sbi) seg_i = CURSEG_I(sbi, i); segno = le32_to_cpu(ckpt->cur_data_segno[i]); blk_off = le16_to_cpu(ckpt->cur_data_blkoff[i]); + if (blk_off > ENTRIES_IN_SUM) { + f2fs_bug_on(sbi, 1); + f2fs_put_page(page, 1); + return -EFAULT; + } seg_i->next_segno = segno; reset_curseg(sbi, i, 0); seg_i->alloc_type = ckpt->alloc_type[i]; |