leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

rtc: s3c: Handle clock prepare failures in probe

Browse Source 
clk_prepare_enable() can fail so handle such case.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
This commit is contained in:
Krzysztof Kozlowski 2017-06-16 21:28:06 +02:00 committed by Alexandre Belloni
parent 6b72086d85
commit 9903f68af6
1 changed files with 6 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/rtc/rtc-s3c.c
View File

@ -498,7 +498,9 @@ static int s3c_rtc_probe(struct platform_device *pdev)
dev_dbg(&pdev->dev, "probe deferred due to missing rtc clk\n"); dev_dbg(&pdev->dev, "probe deferred due to missing rtc clk\n");
return ret; return ret;
} }
clk_prepare_enable(info->rtc_clk); ret = clk_prepare_enable(info->rtc_clk);
if (ret)
return ret;
if (info->data->needs_src_clk) { if (info->data->needs_src_clk) {
info->rtc_src_clk = devm_clk_get(&pdev->dev, "rtc_src"); info->rtc_src_clk = devm_clk_get(&pdev->dev, "rtc_src");
@ -512,7 +514,9 @@ static int s3c_rtc_probe(struct platform_device *pdev)
"probe deferred due to missing rtc src clk\n"); "probe deferred due to missing rtc src clk\n");
goto err_src_clk; goto err_src_clk;
} }
clk_prepare_enable(info->rtc_src_clk); ret = clk_prepare_enable(info->rtc_src_clk);
if (ret)
goto err_src_clk;
} }
/* check to see if everything is setup correctly */ /* check to see if everything is setup correctly */