Fix Wire::endTransmission()

urish · web-flow · commit a93bbc28c91f · 2016-11-04T14:50:06.000+02:00
The current impementation returns the number of bytes written. However, according to [Arduino Documentation](https://www.arduino.cc/en/Reference/WireEndTransmission), it should return 0 on success.
diff --git a/arduino-1.6.x/hardware/RBL/RBL_nRF51822/libraries/Wire/Wire.cpp b/arduino-1.6.x/hardware/RBL/RBL_nRF51822/libraries/Wire/Wire.cpp
@@ -102,7 +102,7 @@ int8_t TwoWire::endTransmission( uint8_t stop)
 {
     int8_t result=0;
 
-    result = i2c_write(&i2c, Transfer_Addr, (const char *)TX_Buffer, TX_BufferHead, stop);
+    i2c_write(&i2c, Transfer_Addr, (const char *)TX_Buffer, TX_BufferHead, stop);
 
     TX_BufferHead = 0;
     twi_status = MASTER_IDLE;

Original file line number	Diff line number	Diff line change
`@@ -102,7 +102,7 @@ int8_t TwoWire::endTransmission( uint8_t stop)`
`102`	`102`	`{`
`103`	`103`	`int8_t result=0;`
`104`	`104`
`105`		`- result = i2c_write(&i2c, Transfer_Addr, (const char *)TX_Buffer, TX_BufferHead, stop);`
	`105`	`+ i2c_write(&i2c, Transfer_Addr, (const char *)TX_Buffer, TX_BufferHead, stop);`
`106`	`106`
`107`	`107`	`TX_BufferHead = 0;`
`108`	`108`	`twi_status = MASTER_IDLE;`