if (len_incl_bad == *length) {
                rval = nand_read (nand, offset, length, buffer);
-               if (rval != 0)
-                       printf ("NAND read from offset %llx failed %d\n",
-                               offset, rval);
-
+               if (!rval || rval == -EUCLEAN)
+                       return 0;
+               printf ("NAND read from offset %llx failed %d\n",
+                       offset, rval);
                return rval;
        }
 
                        read_length = nand->erasesize - block_offset;
 
                rval = nand_read (nand, offset, &read_length, p_buffer);
-               if (rval != 0) {
+               if (rval && rval != -EUCLEAN) {
                        printf ("NAND read from offset %llx failed %d\n",
                                offset, rval);
                        *length -= left_to_read;