From: Arvind Yadav <arvind.yadav.cs@gmail.com>
To: perex@perex.cz, tiwai@suse.com, broonie@kernel.org,
krzk@kernel.org, sbkim73@samsung.com,
maxime.ripard@free-electrons.com, wens@csie.org,
lgirdwood@gmail.com
Cc: alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH 08/11] ASoC: sun4i-spdif: Handle return value of clk_prepare_enable.
Date: Tue, 25 Jul 2017 15:45:18 +0530 [thread overview]
Message-ID: <1500977718-28010-1-git-send-email-arvind.yadav.cs@gmail.com> (raw)
clk_prepare_enable() can fail here and we must check its return value.
Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
---
sound/soc/sunxi/sun4i-spdif.c | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/sound/soc/sunxi/sun4i-spdif.c b/sound/soc/sunxi/sun4i-spdif.c
index eaefd07..4a316c0 100644
--- a/sound/soc/sunxi/sun4i-spdif.c
+++ b/sound/soc/sunxi/sun4i-spdif.c
@@ -458,11 +458,16 @@ static int sun4i_spdif_runtime_suspend(struct device *dev)
static int sun4i_spdif_runtime_resume(struct device *dev)
{
struct sun4i_spdif_dev *host = dev_get_drvdata(dev);
+ int ret;
- clk_prepare_enable(host->spdif_clk);
- clk_prepare_enable(host->apb_clk);
+ ret = clk_prepare_enable(host->spdif_clk);
+ if (ret)
+ return ret;
+ ret = clk_prepare_enable(host->apb_clk);
+ if (ret)
+ clk_disable_unprepare(host->spdif_clk);
- return 0;
+ return ret;
}
static int sun4i_spdif_probe(struct platform_device *pdev)
--
1.9.1
next reply other threads:[~2017-07-25 10:15 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-25 10:15 Arvind Yadav [this message]
2017-07-26 14:16 ` Applied "ASoC: sun4i-spdif: Handle return value of clk_prepare_enable." to the asoc tree Mark Brown
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