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ALSA: pcm: check for user backed iterator, not specific iterator type

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In preparation for switching single segment iterators to using ITER_UBUF,
swap the check for whether we are user backed or not.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Jens Axboe 2023-03-28 14:35:31 -06:00
parent da67ba07b4
commit e4d3202c18
1 changed files with 2 additions and 2 deletions
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4
sound/core/pcm_native.c
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@ -3531,7 +3531,7 @@ static ssize_t snd_pcm_readv(struct kiocb *iocb, struct iov_iter *to)
if (runtime->state == SNDRV_PCM_STATE_OPEN ||
runtime->state == SNDRV_PCM_STATE_DISCONNECTED)
return -EBADFD;
if (!iter_is_iovec(to))
if (!to->user_backed)
return -EINVAL;
if (to->nr_segs > 1024 || to->nr_segs != runtime->channels)
return -EINVAL;
@ -3571,7 +3571,7 @@ static ssize_t snd_pcm_writev(struct kiocb *iocb, struct iov_iter *from)
if (runtime->state == SNDRV_PCM_STATE_OPEN ||
runtime->state == SNDRV_PCM_STATE_DISCONNECTED)
return -EBADFD;
if (!iter_is_iovec(from))
if (!from->user_backed)
return -EINVAL;
if (from->nr_segs > 128 || from->nr_segs != runtime->channels ||
!frame_aligned(runtime, iov->iov_len))