Remove check that is always false

matthijskooijman · matthijskooijman · commit 8e35973ff948 · 2014-02-19T16:09:30.000+01:00
len is an unsigned variable, so it will never be less than 0. This helps towards arduino#1792.
diff --git a/hardware/arduino/sam/cores/arduino/USB/USBCore.cpp b/hardware/arduino/sam/cores/arduino/USB/USBCore.cpp
@@ -139,7 +139,7 @@ uint32_t USBD_Available(uint32_t ep)
 //	Return number of bytes read
 uint32_t USBD_Recv(uint32_t ep, void* d, uint32_t len)
 {
-	if (!_usbConfiguration || len < 0)
+	if (!_usbConfiguration)
 		return -1;
 
 	LockEP lock(ep);

Original file line number	Diff line number	Diff line change
`@@ -139,7 +139,7 @@ uint32_t USBD_Available(uint32_t ep)`
`139`	`139`	`// Return number of bytes read`
`140`	`140`	`uint32_t USBD_Recv(uint32_t ep, void* d, uint32_t len)`
`141`	`141`	`{`
`142`		`- if (!_usbConfiguration \|\| len < 0)`
	`142`	`+ if (!_usbConfiguration)`
`143`	`143`	`return -1;`
`144`	`144`
`145`	`145`	`LockEP lock(ep);`