Remove NULL checks on macb_config as it is always valid:
 - either it is its default value &default_gem_config,
 - or it got overridden using match data.

Reviewed-by: Sean Anderson <sean.anderson@linux.dev>
Signed-off-by: Théo Lebrun <theo.lebrun@bootlin.com>
---
 drivers/net/ethernet/cadence/macb_main.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
index 8c190ed201c1095ecb56749a4cf7f28112ae41d7..52270b20d9a1818c961525ae6de6f7d0557ddc54 100644
--- a/drivers/net/ethernet/cadence/macb_main.c
+++ b/drivers/net/ethernet/cadence/macb_main.c
@@ -5243,15 +5243,13 @@ static int macb_probe(struct platform_device *pdev)
 	}
 	bp->num_queues = num_queues;
 	bp->queue_mask = queue_mask;
-	if (macb_config)
-		bp->dma_burst_length = macb_config->dma_burst_length;
+	bp->dma_burst_length = macb_config->dma_burst_length;
 	bp->pclk = pclk;
 	bp->hclk = hclk;
 	bp->tx_clk = tx_clk;
 	bp->rx_clk = rx_clk;
 	bp->tsu_clk = tsu_clk;
-	if (macb_config)
-		bp->jumbo_max_len = macb_config->jumbo_max_len;
+	bp->jumbo_max_len = macb_config->jumbo_max_len;
 
 	if (!hw_is_gem(bp->regs, bp->native_io))
 		bp->max_tx_length = MACB_MAX_TX_LEN;

-- 
2.50.1