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| author | Takashi Iwai <tiwai@suse.de> | 2019-01-13 09:35:17 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2019-01-21 16:39:35 +0100 |
| commit | 73365cb10b280e539bad14e129e0d8434418bb79 (patch) | |
| tree | 578b57c2edbaafecc208d65fbb1518d5044a84c9 /sound/core/pcm.c | |
| parent | d819fb21eecc70972c4a3681f2542e1ddcc1ca13 (diff) | |
| download | linux-73365cb10b280e539bad14e129e0d8434418bb79.tar.bz2 | |
ALSA: pcm: Unify snd_pcm_group initialization
There are multiple open codes that initialize the same object.
Create a common helper function instead.
Also, use kzalloc() to be safer at creating a group object, and move
the initialization out of the critical section.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/core/pcm.c')
| -rw-r--r-- | sound/core/pcm.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/sound/core/pcm.c b/sound/core/pcm.c index 01b9d62eef14..88a2998f4f9b 100644 --- a/sound/core/pcm.c +++ b/sound/core/pcm.c @@ -753,9 +753,7 @@ int snd_pcm_new_stream(struct snd_pcm *pcm, int stream, int substream_count) } } substream->group = &substream->self_group; - spin_lock_init(&substream->self_group.lock); - mutex_init(&substream->self_group.mutex); - INIT_LIST_HEAD(&substream->self_group.substreams); + snd_pcm_group_init(&substream->self_group); list_add_tail(&substream->link_list, &substream->self_group.substreams); atomic_set(&substream->mmap_count, 0); prev = substream; |