unlock_page(page);
        page_cache_release(page);
 
-       if (inode->i_size < to) {
-               i_size_write(inode, to);
-               ip->i_disksize = inode->i_size;
-               di->di_size = cpu_to_be64(inode->i_size);
+       if (copied) {
+               if (inode->i_size < to) {
+                       i_size_write(inode, to);
+                       ip->i_disksize = inode->i_size;
+               }
+               gfs2_dinode_out(ip, di);
                mark_inode_dirty(inode);
        }
 
        struct gfs2_sbd *sdp = GFS2_SB(inode);
        struct buffer_head *dibh;
        struct gfs2_alloc *al = ip->i_alloc;
-       struct gfs2_dinode *di;
        unsigned int from = pos & (PAGE_CACHE_SIZE - 1);
        unsigned int to = from + len;
        int ret;
                gfs2_page_add_databufs(ip, page, from, to);
 
        ret = generic_write_end(file, mapping, pos, len, copied, page, fsdata);
-
-       if (likely(ret >= 0) && (inode->i_size > ip->i_disksize)) {
-               di = (struct gfs2_dinode *)dibh->b_data;
-               ip->i_disksize = inode->i_size;
-               di->di_size = cpu_to_be64(inode->i_size);
+       if (ret > 0) {
+               if (inode->i_size > ip->i_disksize)
+                       ip->i_disksize = inode->i_size;
+               gfs2_dinode_out(ip, dibh->b_data);
                mark_inode_dirty(inode);
        }