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Message-Id: <20240504-pinctrl-cleanup-v2-1-26c5f2dc1181@nxp.com>
Date: Sat, 04 May 2024 21:19:59 +0800
From: "Peng Fan (OSS)" <peng.fan@....nxp.com>
To: Linus Walleij <linus.walleij@...aro.org>,
Thierry Reding <thierry.reding@...il.com>,
Jonathan Hunter <jonathanh@...dia.com>, Dvorkin Dmitry <dvorkin@...bo.com>,
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Cc: linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-tegra@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-stm32@...md-mailman.stormreply.com, linux-samsung-soc@...r.kernel.org,
linux-renesas-soc@...r.kernel.org, linux-rockchip@...ts.infradead.org,
linux-riscv@...ts.infradead.org, linux-mediatek@...ts.infradead.org,
imx@...ts.linux.dev, linux-aspeed@...ts.ozlabs.org,
openbmc@...ts.ozlabs.org, Peng Fan <peng.fan@....com>
Subject: [PATCH v2 01/20] pinctrl: ti: iodelay: Use scope based
of_node_put() cleanups
From: Peng Fan <peng.fan@....com>
Use scope based of_node_put() cleanup to simplify code.
Fixes: 6118714275f0 ("pinctrl: core: Fix pinctrl_register_and_init() with pinctrl_enable()")
Signed-off-by: Peng Fan <peng.fan@....com>
---
drivers/pinctrl/ti/pinctrl-ti-iodelay.c | 37 +++++++++++++--------------------
1 file changed, 14 insertions(+), 23 deletions(-)
diff --git a/drivers/pinctrl/ti/pinctrl-ti-iodelay.c b/drivers/pinctrl/ti/pinctrl-ti-iodelay.c
index 040f2c46a868..1032bc9c36aa 100644
--- a/drivers/pinctrl/ti/pinctrl-ti-iodelay.c
+++ b/drivers/pinctrl/ti/pinctrl-ti-iodelay.c
@@ -822,53 +822,48 @@ MODULE_DEVICE_TABLE(of, ti_iodelay_of_match);
static int ti_iodelay_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
- struct device_node *np = of_node_get(dev->of_node);
+ struct device_node *np __free(device_node) = of_node_get(dev->of_node);
struct resource *res;
struct ti_iodelay_device *iod;
- int ret = 0;
+ int ret;
if (!np) {
- ret = -EINVAL;
dev_err(dev, "No OF node\n");
- goto exit_out;
+ return -EINVAL;
}
iod = devm_kzalloc(dev, sizeof(*iod), GFP_KERNEL);
- if (!iod) {
- ret = -ENOMEM;
- goto exit_out;
- }
+ if (!iod)
+ return -ENOMEM;
+
iod->dev = dev;
iod->reg_data = device_get_match_data(dev);
if (!iod->reg_data) {
- ret = -EINVAL;
dev_err(dev, "No DATA match\n");
- goto exit_out;
+ return -EINVAL;
}
/* So far We can assume there is only 1 bank of registers */
iod->reg_base = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
- if (IS_ERR(iod->reg_base)) {
- ret = PTR_ERR(iod->reg_base);
- goto exit_out;
- }
+ if (IS_ERR(iod->reg_base))
+ return PTR_ERR(iod->reg_base);
+
iod->phys_base = res->start;
iod->regmap = devm_regmap_init_mmio(dev, iod->reg_base,
iod->reg_data->regmap_config);
if (IS_ERR(iod->regmap)) {
dev_err(dev, "Regmap MMIO init failed.\n");
- ret = PTR_ERR(iod->regmap);
- goto exit_out;
+ return PTR_ERR(iod->regmap);
}
ret = ti_iodelay_pinconf_init_dev(iod);
if (ret)
- goto exit_out;
+ return ret;
ret = ti_iodelay_alloc_pins(dev, iod, res->start);
if (ret)
- goto exit_out;
+ return ret;
iod->desc.pctlops = &ti_iodelay_pinctrl_ops;
/* no pinmux ops - we are pinconf */
@@ -879,16 +874,12 @@ static int ti_iodelay_probe(struct platform_device *pdev)
ret = pinctrl_register_and_init(&iod->desc, dev, iod, &iod->pctl);
if (ret) {
dev_err(dev, "Failed to register pinctrl\n");
- goto exit_out;
+ return ret;
}
platform_set_drvdata(pdev, iod);
return pinctrl_enable(iod->pctl);
-
-exit_out:
- of_node_put(np);
- return ret;
}
/**
--
2.37.1
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