Support Isochronous transfer additionally

Dependents:   USBHostC270_example_GR-PEACH USBHostDac_example USBHostDac_Audio_in_out

Fork of USBHost_custom by Renesas

Revision:
39:4a7c5479dc23
Parent:
24:868cbfe611a7
--- a/USBHost/USBEndpoint.h	Tue Mar 14 05:38:25 2017 +0000
+++ b/USBHost/USBEndpoint.h	Thu Mar 16 04:38:43 2017 +0000
@@ -95,9 +95,7 @@
      * @param fptr function pointer
      */
     inline void attach(void (*fptr)(void)) {
-        if(fptr != NULL) {
             rx.attach(fptr);
-        }
     }
 
     /**