Commit bdfb6ff4a255d ("ext4: mark group corrupt on group descriptor
checksum") added flag to indicate corruption of group instead of
marking all blocks used. Just remove stale comment.

Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com>
---
 fs/ext4/balloc.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c
index 08f1692f7d2f..4de06d68e9e7 100644
--- a/fs/ext4/balloc.c
+++ b/fs/ext4/balloc.c
@@ -187,8 +187,6 @@ static int ext4_init_block_bitmap(struct super_block *sb,
 
 	ASSERT(buffer_locked(bh));
 
-	/* If checksum is bad mark all blocks used to prevent allocation
-	 * essentially implementing a per-group read-only flag. */
 	if (!ext4_group_desc_csum_verify(sb, block_group, gdp)) {
 		ext4_mark_group_bitmap_corrupted(sb, block_group,
 					EXT4_GROUP_INFO_BBITMAP_CORRUPT |
-- 
2.30.0