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Don't call destroy_dev it a channel has children.

Browse source 
vchan creation doesn't lead to /dev entry creation if the new vchan is the
first child of a channel,
This fix a panic that happens when loading a sound driver module, creating
vchans and unloading the driver.

Approved by:	cg
MFC after:	3 days
This commit is contained in:
Olivier Houchard 2003-01-14 17:13:52 +00:00
parent b24431ad30
commit e550089d43
1 changed files with 1 additions and 1 deletions
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2
sys/dev/sound/pcm/sound.c
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@ -536,7 +536,7 @@ pcm_killchan(device_t dev)
snd_mtxunlock(d->lock);
ch = sce->channel;
error = pcm_chn_remove(d, sce->channel, 1);
error = pcm_chn_remove(d, sce->channel, SLIST_EMPTY(&ch->children));
if (error)
return (error);
return (pcm_chn_destroy(ch));