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Input: s3c2410_ts - handle return value of clk_prepare_enable

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clk_prepare_enable() can fail here and we must check its return value.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Arvind Yadav
2017-05-30 09:44:28 -07:00
committed by Dmitry Torokhov
parent 58be768967
commit 086cebfa72
1 changed files with 7 additions and 1 deletions
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8
drivers/input/touchscreen/s3c2410_ts.c
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@@ -264,7 +264,11 @@ static int s3c2410ts_probe(struct platform_device *pdev)
return -ENOENT; return -ENOENT;
} }
clk_prepare_enable(ts.clock); ret = clk_prepare_enable(ts.clock);
if (ret) {
dev_err(dev, "Failed! to enabled clocks\n");
goto err_clk_get;
}
dev_dbg(dev, "got and enabled clocks\n"); dev_dbg(dev, "got and enabled clocks\n");
ts.irq_tc = ret = platform_get_irq(pdev, 0); ts.irq_tc = ret = platform_get_irq(pdev, 0);
@@ -353,7 +357,9 @@ static int s3c2410ts_probe(struct platform_device *pdev)
err_iomap: err_iomap:
iounmap(ts.io); iounmap(ts.io);
err_clk: err_clk:
clk_disable_unprepare(ts.clock);
del_timer_sync(&touch_timer); del_timer_sync(&touch_timer);
err_clk_get:
clk_put(ts.clock); clk_put(ts.clock);
return ret; return ret;
} }