[PATCH AUTOSEL 5.12 074/160] net: moxa: Use devm_platform_get_and_ioremap_resource()
From: Sasha Levin <sashal@kernel.org>
Date: 2021-07-06 11:35:30
Also in:
lkml, netdev
Subsystem:
networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Yang Yingliang <redacted> [ Upstream commit 35cba15a504bf4f585bb9d78f47b22b28a1a06b2 ] Use devm_platform_get_and_ioremap_resource() to simplify code and avoid a null-ptr-deref by checking 'res' in it. Signed-off-by: Yang Yingliang <redacted> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/net/ethernet/moxa/moxart_ether.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/net/ethernet/moxa/moxart_ether.c b/drivers/net/ethernet/moxa/moxart_ether.c
index 49fd843c4c8a..a4380c45f668 100644
--- a/drivers/net/ethernet/moxa/moxart_ether.c
+++ b/drivers/net/ethernet/moxa/moxart_ether.c@@ -481,14 +481,13 @@ static int moxart_mac_probe(struct platform_device *pdev) priv->ndev = ndev; priv->pdev = pdev; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - ndev->base_addr = res->start; - priv->base = devm_ioremap_resource(p_dev, res); + priv->base = devm_platform_get_and_ioremap_resource(pdev, 0, &res); if (IS_ERR(priv->base)) { dev_err(p_dev, "devm_ioremap_resource failed\n"); ret = PTR_ERR(priv->base); goto init_fail; } + ndev->base_addr = res->start; spin_lock_init(&priv->txlock);
--
2.30.2