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openwrt/target/linux/bcm27xx/patches-4.19/950-0385-staging-bcm2835-au...

41 lines
1.4 KiB
Diff

From 2ab24bca59da765a12f4617527e671170230bf3a Mon Sep 17 00:00:00 2001
From: Takashi Iwai <tiwai@suse.de>
Date: Tue, 4 Sep 2018 17:58:43 +0200
Subject: [PATCH] staging: bcm2835-audio: Propagate parameter setup
error
commit fee5638fe552ff8222c3a5bdcc4a34255e248d8c upstream.
When the parameter setup fails, the driver should propagate the error
code instead of silently ignoring it.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Tested-by: Stefan Wahren <stefan.wahren@i2se.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
--- a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c
+++ b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c
@@ -238,7 +238,7 @@ static int snd_bcm2835_pcm_prepare(struc
runtime->rate,
snd_pcm_format_width(runtime->format));
if (err < 0)
- audio_error(" error setting hw params\n");
+ goto out;
memset(&alsa_stream->pcm_indirect, 0, sizeof(alsa_stream->pcm_indirect));
@@ -255,8 +255,9 @@ static int snd_bcm2835_pcm_prepare(struc
alsa_stream->buffer_size, alsa_stream->period_size,
alsa_stream->pos, runtime->frame_bits);
+ out:
mutex_unlock(&chip->audio_mutex);
- return 0;
+ return err;
}
static void snd_bcm2835_pcm_transfer(struct snd_pcm_substream *substream,