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ethernet: eth_stm32_hal: fix unused variable build warning

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Fix an unused variable build warning that was happening in certain
configurations. Move the variables in the only condition where they are
actually used.

west build -p -b nucleo_f429zi \
	-T samples/net/cloud/aws_iot_mqtt/sample.net.cloud.aws_iot_mqtt

Signed-off-by: Fabio Baltieri <fabiobaltieri@google.com>
This commit is contained in:
Fabio Baltieri 2023-07-30 20:37:35 +01:00 • committed by Carles Cufí
commit dfeb2d9027
1 changed files with 3 additions and 3 deletions
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6
drivers/ethernet/eth_stm32_hal.c
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@ -1098,9 +1098,6 @@ void HAL_ETH_RxCpltCallback(ETH_HandleTypeDef *heth_handle)
static void generate_mac(uint8_t *mac_addr)
{
uint8_t unique_device_ID_12_bytes[12];
uint32_t result_mac_32_bits;
#if defined(ETH_STM32_RANDOM_MAC)
/* Either CONFIG_ETH_STM32_HAL_RANDOM_MAC or device tree property */
/* "zephyr,random-mac-address" is set, generate a random mac address */
@ -1118,6 +1115,9 @@ static void generate_mac(uint8_t *mac_addr)
mac_addr[4] = CONFIG_ETH_STM32_HAL_MAC4;
mac_addr[5] = CONFIG_ETH_STM32_HAL_MAC5;
#else
uint8_t unique_device_ID_12_bytes[12];
uint32_t result_mac_32_bits;
/* Nothing defined by the user, use device id */
hwinfo_get_device_id(unique_device_ID_12_bytes, 12);
result_mac_32_bits = crc32_ieee((uint8_t *)unique_device_ID_12_bytes, 12);