net: dwc_eth_qos: Add eqos_get_enetaddr callback for tegra186

Add .eqos_get_enetaddr callback defined as eqos_null_ops() to avoid
illegal access.

Fixes: a624251461 ("net: dwc_eth_qos: introduce eqos hook eqos_get_enetaddr")

Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com>
Reviewed-by: Ramon Fried <rfried.dev@gmail.com>

drivers/net/dwc_eth_qos.c

@@ -1606,6 +1606,7 @@ static struct eqos_ops eqos_tegra186_ops = {
 	.eqos_calibrate_pads = eqos_calibrate_pads_tegra186,
 	.eqos_disable_calibration = eqos_disable_calibration_tegra186,
 	.eqos_set_tx_clk_speed = eqos_set_tx_clk_speed_tegra186,
+	.eqos_get_enetaddr = eqos_null_ops,
 	.eqos_get_tick_clk_rate = eqos_get_tick_clk_rate_tegra186
 };