4.4-stable review patch. If anyone has any objections, please let me know.
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From: David Henningsson diwic@ubuntu.com
commit f853dcaae2f5bbe021161e421bd1576845bae8f6 upstream.
It looks like a simple mistake that this struct member was forgotten.
Audio_tstamp isn't used much, and on some archs (such as x86) this ioctl is not used by default, so that might be the reason why this has slipped for so long.
Fixes: 4eeaaeaea1ce ("ALSA: core: add hooks for audio timestamps") Signed-off-by: David Henningsson diwic@ubuntu.com Reviewed-by: Takashi Sakamoto o-takashi@sakamocchi.jp Cc: stable@vger.kernel.org # v3.8+ Signed-off-by: Takashi Iwai tiwai@suse.de Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- sound/core/pcm_native.c | 1 + 1 file changed, 1 insertion(+)
--- a/sound/core/pcm_native.c +++ b/sound/core/pcm_native.c @@ -2727,6 +2727,7 @@ static int snd_pcm_sync_ptr(struct snd_p sync_ptr.s.status.hw_ptr = status->hw_ptr; sync_ptr.s.status.tstamp = status->tstamp; sync_ptr.s.status.suspended_state = status->suspended_state; + sync_ptr.s.status.audio_tstamp = status->audio_tstamp; snd_pcm_stream_unlock_irq(substream); if (copy_to_user(_sync_ptr, &sync_ptr, sizeof(sync_ptr))) return -EFAULT;