From: Jiasheng Jiang Date: Tue, 1 Mar 2022 09:06:37 +0000 (+0800) Subject: ASoC: atmel_ssc_dai: Handle errors for clk_enable X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=58b64ee386374b80b2920f7da15b8961e296d66d;p=linux.git 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 Link: https://lore.kernel.org/r/20220301090637.3776558-1-jiasheng@iscas.ac.cn Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- diff --git a/sound/soc/atmel/atmel_ssc_dai.c b/sound/soc/atmel/atmel_ssc_dai.c index 6a63e8797a0b6..97533412ce11e 100644 --- a/sound/soc/atmel/atmel_ssc_dai.c +++ b/sound/soc/atmel/atmel_ssc_dai.c @@ -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 */