From mboxrd@z Thu Jan 1 00:00:00 1970 From: Charles Keepax Subject: [PATCH v3 1/4] ALSA: compress: Replace complex if statement with switch Date: Mon, 11 Apr 2016 15:27:32 +0100 Message-ID: <1460384855-10567-2-git-send-email-ckeepax@opensource.wolfsonmicro.com> References: <1460384855-10567-1-git-send-email-ckeepax@opensource.wolfsonmicro.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mx0a-001ae601.pphosted.com (mx0a-001ae601.pphosted.com [67.231.149.25]) by alsa0.perex.cz (Postfix) with ESMTP id C90902608CF for ; Mon, 11 Apr 2016 16:27:40 +0200 (CEST) In-Reply-To: <1460384855-10567-1-git-send-email-ckeepax@opensource.wolfsonmicro.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: vinod.koul@intel.com, tiwai@suse.com, broonie@kernel.org Cc: alsa-devel@alsa-project.org, patches@opensource.wolfsonmicro.com, lgirdwood@gmail.com List-Id: alsa-devel@alsa-project.org A switch statement looks a bit cleaner than an if statement spread over 3 lines, as such update this to a switch. Signed-off-by: Charles Keepax --- sound/core/compress_offload.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c index a9933c0..507071d 100644 --- a/sound/core/compress_offload.c +++ b/sound/core/compress_offload.c @@ -288,9 +288,12 @@ static ssize_t snd_compr_write(struct file *f, const char __user *buf, stream = &data->stream; mutex_lock(&stream->device->lock); /* write is allowed when stream is running or has been steup */ - if (stream->runtime->state != SNDRV_PCM_STATE_SETUP && - stream->runtime->state != SNDRV_PCM_STATE_PREPARED && - stream->runtime->state != SNDRV_PCM_STATE_RUNNING) { + switch (stream->runtime->state) { + case SNDRV_PCM_STATE_SETUP: + case SNDRV_PCM_STATE_PREPARED: + case SNDRV_PCM_STATE_RUNNING: + break; + default: mutex_unlock(&stream->device->lock); return -EBADFD; } -- 2.1.4