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42 lines
1.2 KiB
Diff
42 lines
1.2 KiB
Diff
From 3643e9172649f97f2e6301582890202abcc0f97e Mon Sep 17 00:00:00 2001
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From: Arvind Yadav <arvind.yadav.cs@gmail.com>
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Date: Tue, 25 Jul 2017 15:45:18 +0530
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Subject: ASoC: sun4i-spdif: Handle return value of clk_prepare_enable.
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clk_prepare_enable() can fail here and we must check its return value.
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Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
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Signed-off-by: Mark Brown <broonie@kernel.org>
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---
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sound/soc/sunxi/sun4i-spdif.c | 11 ++++++++---
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1 file changed, 8 insertions(+), 3 deletions(-)
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(limited to 'sound/soc/sunxi')
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diff --git a/sound/soc/sunxi/sun4i-spdif.c b/sound/soc/sunxi/sun4i-spdif.c
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index c49f375..b4af4aa 100644
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--- a/sound/soc/sunxi/sun4i-spdif.c
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+++ b/sound/soc/sunxi/sun4i-spdif.c
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@@ -458,11 +458,16 @@ static int sun4i_spdif_runtime_suspend(struct device *dev)
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static int sun4i_spdif_runtime_resume(struct device *dev)
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{
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struct sun4i_spdif_dev *host = dev_get_drvdata(dev);
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+ int ret;
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- clk_prepare_enable(host->spdif_clk);
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- clk_prepare_enable(host->apb_clk);
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+ ret = clk_prepare_enable(host->spdif_clk);
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+ if (ret)
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+ return ret;
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+ ret = clk_prepare_enable(host->apb_clk);
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+ if (ret)
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+ clk_disable_unprepare(host->spdif_clk);
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- return 0;
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+ return ret;
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}
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static int sun4i_spdif_probe(struct platform_device *pdev)
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--
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cgit v1.1
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