linux-kernel - [PATCH] sound: soc: samsung: dma.c: Fix to remove null pointer checks that could never happen

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Date:	Thu, 22 May 2014 22:21:00 +0200
From:	Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
To:	Ben Dooks <ben-linux@...ff.org>, Kukjin Kim <kgene.kim@...sung.com>
Cc:	Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>,
	Sangbeom Kim <sbkim73@...sung.com>,
	Liam Girdwood <lgirdwood@...il.com>,
	Mark Brown <broonie@...nel.org>,
	Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.de>,
	linux-arm-kernel@...ts.infradead.org,
	linux-samsung-soc@...r.kernel.org, alsa-devel@...a-project.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] sound: soc: samsung: dma.c:  Fix to remove null pointer checks that could never happen

Removal of null pointer checks that could never happen

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
---
 sound/soc/samsung/dma.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/sound/soc/samsung/dma.c b/sound/soc/samsung/dma.c
index dc09b71..0f17ae0 100644
--- a/sound/soc/samsung/dma.c
+++ b/sound/soc/samsung/dma.c
@@ -124,8 +124,7 @@ static void audio_buffdone(void *data)
 		if (prtd->dma_pos >= prtd->dma_end)
 			prtd->dma_pos = prtd->dma_start;
 
-		if (substream)
-			snd_pcm_period_elapsed(substream);
+		snd_pcm_period_elapsed(substream);
 
 		spin_lock(&prtd->lock);
 		if (!samsung_dma_has_circular()) {
-- 
1.7.10.4

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