6.6-stable review patch. If anyone has any objections, please let me know.
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From: Peng Fan peng.fan@nxp.com
[ Upstream commit 791a8bb202a85f707c20ef04a471519e35f089dc ]
Use scope based of_node_put() cleanup to simplify code.
Signed-off-by: Peng Fan peng.fan@nxp.com Reviewed-by: Jonathan Cameron Jonathan.Cameron@huawei.com Link: https://lore.kernel.org/20240627131721.678727-2-peng.fan@oss.nxp.com Signed-off-by: Linus Walleij linus.walleij@linaro.org Stable-dep-of: a9f2b249adee ("pinctrl: ti: ti-iodelay: Fix some error handling paths") Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/pinctrl/ti/pinctrl-ti-iodelay.c | 43 +++++++++---------------- 1 file changed, 15 insertions(+), 28 deletions(-)
diff --git a/drivers/pinctrl/ti/pinctrl-ti-iodelay.c b/drivers/pinctrl/ti/pinctrl-ti-iodelay.c index ef97586385019..f5e5a23d22260 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 */ @@ -879,20 +874,12 @@ static int ti_iodelay_probe(struct platform_device *pdev) ret = devm_pinctrl_register_and_init(dev, &iod->desc, iod, &iod->pctl); if (ret) { dev_err(dev, "Failed to register pinctrl\n"); - goto exit_out; + return ret; }
platform_set_drvdata(pdev, iod);
- ret = pinctrl_enable(iod->pctl); - if (ret) - goto exit_out; - - return 0; - -exit_out: - of_node_put(np); - return ret; + return pinctrl_enable(iod->pctl); }
/**