diff options
| author |   Takashi Iwai <tiwai@suse.de> | 2018-05-15 07:30:23 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2018-05-15 07:30:23 +0200 |
| commit | 8def12d9cd45b6abad87c5dc5a88a18c739762be (patch) | |
| tree | 232020665442fb2c8bd55f4878c1735535dfd8a7 /sound/core | |
| parent | ALSA: hda/ca0132: fix array_size.cocci warnings (diff) | |
| parent | ALSA: usb-audio: Use Class Specific EP for UAC3 devices. (diff) | |
| download | linux-dev-8def12d9cd45b6abad87c5dc5a88a18c739762be.tar.xz linux-dev-8def12d9cd45b6abad87c5dc5a88a18c739762be.zip | |
Merge branch 'for-linus' into for-next
Back-merge of UAC3 fixes for applying further enhancements.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/core')
| -rw-r--r-- | sound/core/control_compat.c | 3 | ||||
| -rw-r--r-- | sound/core/pcm_compat.c | 2 | ||||
| -rw-r--r-- | sound/core/seq/seq_virmidi.c | 4 |
3 files changed, 5 insertions, 4 deletions
diff --git a/sound/core/control_compat.c b/sound/core/control_compat.c index a848836a5de0..507fd5210c1c 100644 --- a/sound/core/control_compat.c +++ b/sound/core/control_compat.c @@ -396,8 +396,7 @@ static int snd_ctl_elem_add_compat(struct snd_ctl_file *file, if (copy_from_user(&data->id, &data32->id, sizeof(data->id)) || copy_from_user(&data->type, &data32->type, 3 * sizeof(u32))) goto error; - if (get_user(data->owner, &data32->owner) || - get_user(data->type, &data32->type)) + if (get_user(data->owner, &data32->owner)) goto error; switch (data->type) { case SNDRV_CTL_ELEM_TYPE_BOOLEAN: diff --git a/sound/core/pcm_compat.c b/sound/core/pcm_compat.c index 077008a8e1d5..39d853bfa5ac 100644 --- a/sound/core/pcm_compat.c +++ b/sound/core/pcm_compat.c @@ -417,6 +417,8 @@ static int snd_pcm_ioctl_xfern_compat(struct snd_pcm_substream *substream, return -ENOTTY; if (substream->stream != dir) return -EINVAL; + if (substream->runtime->status->state == SNDRV_PCM_STATE_OPEN) + return -EBADFD; if ((ch = substream->runtime->channels) > 128) return -EINVAL; diff --git a/sound/core/seq/seq_virmidi.c b/sound/core/seq/seq_virmidi.c index f48a4cd24ffc..289ae6bb81d9 100644 --- a/sound/core/seq/seq_virmidi.c +++ b/sound/core/seq/seq_virmidi.c @@ -174,12 +174,12 @@ static void snd_virmidi_output_trigger(struct snd_rawmidi_substream *substream, } return; } + spin_lock_irqsave(&substream->runtime->lock, flags); if (vmidi->event.type != SNDRV_SEQ_EVENT_NONE) { if (snd_seq_kernel_client_dispatch(vmidi->client, &vmidi->event, in_atomic(), 0) < 0) - return; + goto out; vmidi->event.type = SNDRV_SEQ_EVENT_NONE; } - spin_lock_irqsave(&substream->runtime->lock, flags); while (1) { count = __snd_rawmidi_transmit_peek(substream, buf, sizeof(buf)); if (count <= 0) |