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

@tread-Qualitrol discovered this error.
2019-02-14 05:09:05 -07:00 · 2019-02-14 05:09:05 -07:00 · 8ec76405b9
commit 8ec76405b9
parent 8806acfbf9
1 changed files with 1 additions and 1 deletions
--- 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){