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-rw-r--r--fs/f2fs/segment.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 56211e201d51..012524db7437 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -4793,6 +4793,13 @@ static int sanity_check_curseg(struct f2fs_sb_info *sbi)
sanity_check_seg_type(sbi, curseg->seg_type);
+ if (curseg->alloc_type != LFS && curseg->alloc_type != SSR) {
+ f2fs_err(sbi,
+ "Current segment has invalid alloc_type:%d",
+ curseg->alloc_type);
+ return -EFSCORRUPTED;
+ }
+
if (f2fs_test_bit(blkofs, se->cur_valid_map))
goto out;