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PM / devfreq: exynos-bus: Add error log when fail to get devfreq-event 

Adding an error log makes it easier to trace the function's error path.
Because the error code may be rewritten on return, print error code here.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
This commit is contained in:
Yangtao Li 2019-12-24 14:49:54 +00:00 committed by Chanwoo Choi
parent 6c315d8fe3
commit 28135762b8
1 changed files with 1 additions and 0 deletions
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1
drivers/devfreq/exynos-bus.c
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@ -126,6 +126,7 @@ static int exynos_bus_get_dev_status(struct device *dev,
ret = exynos_bus_get_event(bus, &edata);
if (ret < 0) {
dev_err(dev, "failed to get event from devfreq-event devices\n");
stat->total_time = stat->busy_time = 0;
goto err;
}