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| author | Jiasheng Jiang <jiasheng@iscas.ac.cn> | 2022-03-01 17:06:37 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-04-15 14:14:45 +0200 |
| commit | e104975d166697611261d7486c78ea32d121cd70 (patch) | |
| tree | 96e0285b3837b429a76cb58be8a581c0639e435a /sound | |
| parent | 559706b0a2bb4c1d8cc50f7ba1d5c69b424a8af2 (diff) | |
| download | linux-stable-e104975d166697611261d7486c78ea32d121cd70.tar.gz linux-stable-e104975d166697611261d7486c78ea32d121cd70.tar.bz2 linux-stable-e104975d166697611261d7486c78ea32d121cd70.zip | |
ASoC: atmel_ssc_dai: Handle errors for clk_enable
[ Upstream commit f9e2ca0640e59d19af0ff285ee5591ed39069b09 ]
As the potential failure of the clk_enable(),
it should be better to check it and return error if fals.
Fixes: cbaadf0f90d6 ("ASoC: atmel_ssc_dai: refactor the startup and shutdown")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Link: https://lore.kernel.org/r/20220301090637.3776558-1-jiasheng@iscas.ac.cn
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/atmel/atmel_ssc_dai.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/sound/soc/atmel/atmel_ssc_dai.c b/sound/soc/atmel/atmel_ssc_dai.c index d3b69682d9c2..7272f00222fd 100644 --- a/sound/soc/atmel/atmel_ssc_dai.c +++ b/sound/soc/atmel/atmel_ssc_dai.c @@ -296,7 +296,10 @@ static int atmel_ssc_startup(struct snd_pcm_substream *substream, /* Enable PMC peripheral clock for this SSC */ pr_debug("atmel_ssc_dai: Starting clock\n"); - clk_enable(ssc_p->ssc->clk); + ret = clk_enable(ssc_p->ssc->clk); + if (ret) + return ret; + ssc_p->mck_rate = clk_get_rate(ssc_p->ssc->clk); /* Reset the SSC unless initialized to keep it in a clean state */ |