pwm: sifive: Simplify with dev_err_probe()

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>
Acked-by: Palmer Dabbelt <palmerdabbelt@google.com>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>

diff --git a/drivers/pwm/pwm-sifive.c b/drivers/pwm/pwm-sifive.c
index 62de0bb..2485fba 100644 (file)
--- a/drivers/pwm/pwm-sifive.c
+++ b/drivers/pwm/pwm-sifive.c
@@ -254,11 +254,9 @@ static int pwm_sifive_probe(struct platform_device *pdev)
                return PTR_ERR(ddata->regs);
 
        ddata->clk = devm_clk_get(dev, NULL);
-       if (IS_ERR(ddata->clk)) {
-               if (PTR_ERR(ddata->clk) != -EPROBE_DEFER)
-                       dev_err(dev, "Unable to find controller clock\n");
-               return PTR_ERR(ddata->clk);
-       }
+       if (IS_ERR(ddata->clk))
+               return dev_err_probe(dev, PTR_ERR(ddata->clk),
+                                    "Unable to find controller clock\n");
 
        ret = clk_prepare_enable(ddata->clk);
        if (ret) {