linux-kernel - [PATCH] sound: pci: lx6464es: Remove unneeded variable err

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Date:   Wed, 10 Jul 2019 08:00:59 +0530
From:   Hariprasad Kelam <hariprasad.kelam@...il.com>
To:     Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>,
        Kate Stewart <kstewart@...uxfoundation.org>,
        Hariprasad Kelam <hariprasad.kelam@...il.com>,
        Allison Randal <allison@...utok.net>,
        Thomas Gleixner <tglx@...utronix.de>,
        alsa-devel@...a-project.org, linux-kernel@...r.kernel.org
Subject: [PATCH] sound: pci: lx6464es: Remove unneeded variable err

This patch fixes below issue reported by coccicheck
sound/pci/lx6464es/lx6464es.c:256:5-8: Unneeded variable: "err". Return
"0" on line 258

We cannot change return value as its registered with snd_pcm_ops->close

Signed-off-by: Hariprasad Kelam <hariprasad.kelam@...il.com>
---
 sound/pci/lx6464es/lx6464es.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/sound/pci/lx6464es/lx6464es.c b/sound/pci/lx6464es/lx6464es.c
index 1771a6d..583ca73 100644
--- a/sound/pci/lx6464es/lx6464es.c
+++ b/sound/pci/lx6464es/lx6464es.c
@@ -253,9 +253,8 @@ static int lx_pcm_open(struct snd_pcm_substream *substream)
 
 static int lx_pcm_close(struct snd_pcm_substream *substream)
 {
-	int err = 0;
 	dev_dbg(substream->pcm->card->dev, "->lx_pcm_close\n");
-	return err;
+	return 0;
 }
 
 static snd_pcm_uframes_t lx_pcm_stream_pointer(struct snd_pcm_substream
-- 
2.7.4