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Message-ID: <20220917123155.1899689-2-yangyingliang@huawei.com>
Date: Sat, 17 Sep 2022 20:31:55 +0800
From: Yang Yingliang <yangyingliang@...wei.com>
To: <alsa-devel@...a-project.org>, <linux-kernel@...r.kernel.org>
CC: <perex@...ex.cz>, <tiwai@...e.com>
Subject: [PATCH -next 2/2] ALSA: mtpav: Switch to use list_for_each_entry() helper
Use list_for_each_entry() helper instead of list_for_each() and
list_entry() to simplify code a bit. No functional change.
Signed-off-by: Yang Yingliang <yangyingliang@...wei.com>
---
sound/drivers/mtpav.c | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)
diff --git a/sound/drivers/mtpav.c b/sound/drivers/mtpav.c
index f212f233ea61..717577e2a609 100644
--- a/sound/drivers/mtpav.c
+++ b/sound/drivers/mtpav.c
@@ -623,7 +623,6 @@ static int snd_mtpav_get_RAWMIDI(struct mtpav *mcard)
int rval;
struct snd_rawmidi *rawmidi;
struct snd_rawmidi_substream *substream;
- struct list_head *list;
if (hwports < 1)
hwports = 1;
@@ -640,13 +639,15 @@ static int snd_mtpav_get_RAWMIDI(struct mtpav *mcard)
rawmidi = mcard->rmidi;
rawmidi->private_data = mcard;
- list_for_each(list, &rawmidi->streams[SNDRV_RAWMIDI_STREAM_INPUT].substreams) {
- substream = list_entry(list, struct snd_rawmidi_substream, list);
+ list_for_each_entry(substream,
+ &rawmidi->streams[SNDRV_RAWMIDI_STREAM_INPUT].substreams,
+ list) {
snd_mtpav_set_name(mcard, substream);
substream->ops = &snd_mtpav_input;
}
- list_for_each(list, &rawmidi->streams[SNDRV_RAWMIDI_STREAM_OUTPUT].substreams) {
- substream = list_entry(list, struct snd_rawmidi_substream, list);
+ list_for_each_entry(substream,
+ &rawmidi->streams[SNDRV_RAWMIDI_STREAM_OUTPUT].substreams,
+ list) {
snd_mtpav_set_name(mcard, substream);
substream->ops = &snd_mtpav_output;
mcard->ports[substream->number].hwport = translate_subdevice_to_hwport(mcard, substream->number);
--
2.25.1
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