[PATCH] ASoC: meson: axg-fifo: report interrupt request failure

From: Jerome Brunet
Date: Mon Aug 27 2018 - 10:15:29 EST


Return value of request_irq() was irgnored. Fix this and report
the failure if any

Fixes: 6dc4fa179fb8 ("ASoC: meson: add axg fifo base driver")
Signed-off-by: Jerome Brunet <jbrunet@xxxxxxxxxxxx>
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
---
sound/soc/meson/axg-fifo.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/sound/soc/meson/axg-fifo.c b/sound/soc/meson/axg-fifo.c
index 30262550e37b..0e4f65e654c4 100644
--- a/sound/soc/meson/axg-fifo.c
+++ b/sound/soc/meson/axg-fifo.c
@@ -203,6 +203,8 @@ static int axg_fifo_pcm_open(struct snd_pcm_substream *ss)

ret = request_irq(fifo->irq, axg_fifo_pcm_irq_block, 0,
dev_name(dev), ss);
+ if (ret)
+ return ret;

/* Enable pclk to access registers and clock the fifo ip */
ret = clk_prepare_enable(fifo->pclk);
--
2.18.0