[PATCHv2 2/2] ethernet: lpc_eth: Use NULL to compare with pointer-typed value rather than 0

From: zhong jiang
Date: Sat Aug 18 2018 - 02:44:28 EST


We should use NULL to compare with pointer-typed value rather than 0.
The issue is detected with the help of Coccinelle.

Acked-by: Vladimir Zapolskiy <vz@xxxxxxxxx>
Signed-off-by: zhong jiang <zhongjiang@xxxxxxxxxx>
---
drivers/net/ethernet/nxp/lpc_eth.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/nxp/lpc_eth.c b/drivers/net/ethernet/nxp/lpc_eth.c
index 08381ef..1c41b07 100644
--- a/drivers/net/ethernet/nxp/lpc_eth.c
+++ b/drivers/net/ethernet/nxp/lpc_eth.c
@@ -1350,7 +1350,7 @@ static int lpc_eth_drv_probe(struct platform_device *pdev)
"IRAM not big enough for net buffers, using SDRAM instead.\n");
}

- if (pldat->dma_buff_base_v == 0) {
+ if (!pldat->dma_buff_base_v) {
ret = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
if (ret)
goto err_out_free_irq;
--
1.7.12.4