+/**
+ * dfu_error_callback() - weak callback called at the DFU write error
+ *
+ * It is a callback function called by DFU stack after DFU write error.
+ * This function allows to manage some board specific behavior on DFU targets
+ *
+ * @dfu: pointer to the dfu_entity which cause the error
+ * @msg: the message of the error
+ */
+void dfu_error_callback(struct dfu_entity *dfu, const char *msg);
+