1 files changed, 5 insertions, 4 deletions

diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 797f0602a68f..e8758df2617b 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -2878,10 +2878,11 @@ static void ext4_falloc_update_inode(struct inode *inode,
          * Update only when preallocation was requested beyond
          * the file size.
          */
-        if (!(mode & FALLOC_FL_KEEP_SIZE) &&
-                                new_size > i_size_read(inode)) {
-                i_size_write(inode, new_size);
-                EXT4_I(inode)->i_disksize = new_size;
+        if (!(mode & FALLOC_FL_KEEP_SIZE)) {
+                if (new_size > i_size_read(inode))
+                        i_size_write(inode, new_size);
+                if (new_size > EXT4_I(inode)->i_disksize)
+                        ext4_update_i_disksize(inode, new_size);
         }
 
 }