If 'clk_prepare_enable()' fails, we must 'put' the corresponding clock. Othewise, there is a resource leak.
Fixes: f5c97c7b0438 ("ASoC: samsung: i2s: Handle return value of clk_prepare_enable.") Signed-off-by: Christophe JAILLET christophe.jaillet@wanadoo.fr --- I'm not 100% confident in this patch. It is mostly inspired by surrounding error handling. (L533 and L550) --- sound/soc/samsung/i2s.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/sound/soc/samsung/i2s.c b/sound/soc/samsung/i2s.c index 10a4da06c0a1..d7e7f4244d38 100644 --- a/sound/soc/samsung/i2s.c +++ b/sound/soc/samsung/i2s.c @@ -552,8 +552,11 @@ static int i2s_set_sysclk(struct snd_soc_dai *dai, }
ret = clk_prepare_enable(i2s->op_clk); - if (ret) + if (ret) { + clk_put(i2s->op_clk); + i2s->op_clk = NULL; goto err; + } i2s->rclk_srcrate = clk_get_rate(i2s->op_clk);
/* Over-ride the other's */