[PATCH 1/6] pwm: bcm2835: Simplify with dev_err_probe()

Krzysztof Kozlowski
2020-08-26T14:48:33Z

Common pattern of handling deferred probe can be simplified with
dev_err_probe(). Less code and also it prints the error value.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
---
drivers/pwm/pwm-bcm2835.c | 10 +++-------
1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/drivers/pwm/pwm-bcm2835.c b/drivers/pwm/pwm-bcm2835.c
index d78f86f8e462..6841dcfe27fc 100644
--- a/drivers/pwm/pwm-bcm2835.c
+++ b/drivers/pwm/pwm-bcm2835.c
@@ -152,13 +152,9 @@ static int bcm2835_pwm_probe(struct platform_device *pdev)
return PTR_ERR(pc->base);

pc->clk = devm_clk_get(&pdev->dev, NULL);
- if (IS_ERR(pc->clk)) {
- ret = PTR_ERR(pc->clk);
- if (ret != -EPROBE_DEFER)
- dev_err(&pdev->dev, "clock not found: %d\n", ret);
-
- return ret;
- }
+ if (IS_ERR(pc->clk))
+ return dev_err_probe(&pdev->dev, PTR_ERR(pc->clk),
+ "clock not found\n");

ret = clk_prepare_enable(pc->clk);
if (ret)
--
2.17.1