Fix compile warning, esp32-hal-i2c.c (#2434)

stickbreaker · me-no-dev · commit 8ec76405b92a · 2019-02-14T13:09:05.000+01:00
@Tread-Qualitrol discovered this error.
diff --git a/cores/esp32/esp32-hal-i2c.c b/cores/esp32/esp32-hal-i2c.c
@@ -451,7 +451,7 @@ static void IRAM_ATTR i2cTriggerDumps(i2c_t * i2c, uint8_t trigger, const char l
 static void i2cApbChangeCallback(void * arg, apb_change_ev_t ev_type, uint32_t old_apb, uint32_t new_apb){
     i2c_t* i2c = (i2c_t*) arg; // recover data
     if(i2c == NULL) {  // point to peripheral control block does not exits
-        return false;
+        return;
     }
     uint32_t oldFreq=0;
     switch(ev_type){

Original file line number	Diff line number	Diff line change
`@@ -451,7 +451,7 @@ static void IRAM_ATTR i2cTriggerDumps(i2c_t * i2c, uint8_t trigger, const char l`
`451`	`451`	`static void i2cApbChangeCallback(void * arg, apb_change_ev_t ev_type, uint32_t old_apb, uint32_t new_apb){`
`452`	`452`	`i2c_t* i2c = (i2c_t*) arg; // recover data`
`453`	`453`	`if(i2c == NULL) { // point to peripheral control block does not exits`
`454`		`- return false;`
	`454`	`+ return;`
`455`	`455`	`}`
`456`	`456`	`uint32_t oldFreq=0;`
`457`	`457`	`switch(ev_type){`