[PATCH 1/2] irqchip/imx-intmux: Use dev_err_probe() to simplify error handling

From: Anson Huang
Date: Tue Aug 11 2020 - 00:32:49 EST


dev_err_probe() can reduce code size, uniform error handling and record the
defer probe reason etc., use it to simplify the code.

Signed-off-by: Anson Huang <Anson.Huang@xxxxxxx>
---
drivers/irqchip/irq-imx-intmux.c | 10 ++++------
1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/irqchip/irq-imx-intmux.c b/drivers/irqchip/irq-imx-intmux.c
index e35b7b0..2f51ec9 100644
--- a/drivers/irqchip/irq-imx-intmux.c
+++ b/drivers/irqchip/irq-imx-intmux.c
@@ -226,12 +226,10 @@ static int imx_intmux_probe(struct platform_device *pdev)
}

data->ipg_clk = devm_clk_get(&pdev->dev, "ipg");
- if (IS_ERR(data->ipg_clk)) {
- ret = PTR_ERR(data->ipg_clk);
- if (ret != -EPROBE_DEFER)
- dev_err(&pdev->dev, "failed to get ipg clk: %d\n", ret);
- return ret;
- }
+ if (IS_ERR(data->ipg_clk))
+ return dev_err_probe(&pdev->dev, PTR_ERR(data->ipg_clk),
+ "failed to get ipg clk: %ld\n",
+ PTR_ERR(data->ipg_clk));

data->channum = channum;
raw_spin_lock_init(&data->lock);
--
2.7.4