Give up on allocating callbacks with exact number. Allocate enough for

anything (for now). Fix later.

Author: collin80

src/can_common.cpp

@@ -60,7 +60,10 @@ CAN_COMMON::CAN_COMMON(int numFilt)
     numFilters = numFilt;
     //Official entry for the worst, most convoluted looking C++ line ever written.
     //Dynamically allocate enough space for the function pointers with a hideous malloc call.
-    *cbCANFrame = (void (*)(CAN_FRAME *))malloc(sizeof(void (*)(CAN_FRAME *)) * numFilters);
+    //cbCANFrame = malloc(4 * numFilters);
+    memset(cbCANFrame, 0, 4 * numFilters);
+    cbGeneral = 0;
+    for (int i = 0; i < SIZE_LISTENERS; i++) listener[i] = 0;
 }
 
 uint32_t CAN_COMMON::begin()

src/can_common.h

@@ -131,7 +131,7 @@ class CAN_COMMON
 protected:
 	CANListener *listener[SIZE_LISTENERS];
     void (*cbGeneral)(CAN_FRAME *); //general callback if no per-mailbox or per-filter entries matched
-    void (**cbCANFrame)(CAN_FRAME *); //array of function pointers - disgusting syntax though.
+    void (*cbCANFrame[16])(CAN_FRAME *); //array of function pointers - disgusting syntax though.
     uint32_t busSpeed;
     int numFilters;
 };