1 files changed, 1 insertions, 1 deletions

diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index ecabf00829e2..a2b625e279db 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -4123,7 +4123,7 @@ int ext4_ext_map_blocks(handle_t *handle, struct inode *inode,
          */
         map->m_flags &= ~EXT4_MAP_FROM_CLUSTER;
         newex.ee_block = cpu_to_le32(map->m_lblk);
-        cluster_offset = EXT4_LBLK_CMASK(sbi, map->m_lblk);
+        cluster_offset = EXT4_LBLK_COFF(sbi, map->m_lblk);
 
         /*
          * If we are doing bigalloc, check to see if the extent returned