ASoC: atmel_ssc_dai: Handle errors for clk_enable

[ Upstream commit f9e2ca0640 ]

As the potential failure of the clk_enable(),
it should be better to check it and return error if fals.

Fixes: cbaadf0f90 ("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>
This commit is contained in:
Jiasheng Jiang 2022-03-01 17:06:37 +08:00 committed by Greg Kroah-Hartman
parent fd0c4082fd
commit af6e1d11f7

View file

@ -280,7 +280,10 @@ 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 */