[PATCH v6 47/52] PM / devfreq: tegra20: Silence deferred probe error

Dmitry Osipenko digetx at gmail.com
Sun Oct 25 22:17:30 UTC 2020


Tegra EMC driver was turned into a regular kernel driver, meaning that it
could be compiled as a loadable kernel module now. Hence EMC clock isn't
guaranteed to be available and clk_get("emc") may return -EPROBE_DEFER.
Let's silence the deferred probe error.

Acked-by: Chanwoo Choi <cw00.choi at samsung.com>
Signed-off-by: Dmitry Osipenko <digetx at gmail.com>
---
 drivers/devfreq/tegra20-devfreq.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/devfreq/tegra20-devfreq.c b/drivers/devfreq/tegra20-devfreq.c
index ff82bac9ee4e..fd801534771d 100644
--- a/drivers/devfreq/tegra20-devfreq.c
+++ b/drivers/devfreq/tegra20-devfreq.c
@@ -141,11 +141,9 @@ static int tegra_devfreq_probe(struct platform_device *pdev)
 
 	/* EMC is a system-critical clock that is always enabled */
 	tegra->emc_clock = devm_clk_get(&pdev->dev, "emc");
-	if (IS_ERR(tegra->emc_clock)) {
-		err = PTR_ERR(tegra->emc_clock);
-		dev_err(&pdev->dev, "failed to get emc clock: %d\n", err);
-		return err;
-	}
+	if (IS_ERR(tegra->emc_clock))
+		return dev_err_probe(&pdev->dev, PTR_ERR(tegra->emc_clock),
+				     "failed to get emc clock\n");
 
 	tegra->regs = mc->regs;
 
-- 
2.27.0



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