1 files changed, 2 insertions, 1 deletions

diff --git a/fs/hfs/extent.c b/fs/hfs/extent.c
index cbc8510ad222..5ea6b3d45eaa 100644
--- a/fs/hfs/extent.c
+++ b/fs/hfs/extent.c
@@ -482,7 +482,8 @@ void hfs_file_truncate(struct inode *inode)
                 page_cache_release(page);
                 mark_inode_dirty(inode);
                 return;
-        }
+        } else if (inode->i_size == HFS_I(inode)->phys_size)
+                return;
         size = inode->i_size + HFS_SB(sb)->alloc_blksz - 1;
         blk_cnt = size / HFS_SB(sb)->alloc_blksz;
         alloc_cnt = HFS_I(inode)->alloc_blocks;