Merge pull request hathach#1971 from MattMills/class_net_net_device_mac_address_shouldnt_be_consts

Update net_device.h to make MAC addresses not const.

Author: hathach

examples/device/net_lwip_webserver/src/main.c

@@ -64,7 +64,7 @@ static struct pbuf *received_frame;
 /* this is used by this code, ./class/net/net_driver.c, and usb_descriptors.c */
 /* ideally speaking, this should be generated from the hardware's unique ID (if available) */
 /* it is suggested that the first byte is 0x02 to indicate a link-local address */
-const uint8_t tud_network_mac_address[6] = {0x02,0x02,0x84,0x6A,0x96,0x00};
+uint8_t tud_network_mac_address[6] = {0x02,0x02,0x84,0x6A,0x96,0x00};
 
 /* network parameters of this MCU */
 static const ip4_addr_t ipaddr  = INIT_IP4(192, 168, 7, 1);

src/class/net/net_device.h

@@ -94,7 +94,7 @@ void tud_network_init_cb(void);
 
 // client must provide this: 48-bit MAC address
 // TODO removed later since it is not part of tinyusb stack
-extern const uint8_t tud_network_mac_address[6];
+extern uint8_t tud_network_mac_address[6];
 
 //------------- NCM -------------//
 

test/fuzz/net_fuzz.cc

@@ -67,7 +67,7 @@ void tud_network_init_cb(void) {
 
 // client must provide this: 48-bit MAC address
 // TODO removed later since it is not part of tinyusb stack
-const uint8_t tud_network_mac_address[6] = {0};
+uint8_t tud_network_mac_address[6] = {0};
 
 //------------- NCM -------------//