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Fix a panic in dsp_clone when trying to access a sound

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device that doesn't exists.  I'm using my discretion and
committing without mentor approval since Seigo is away.

Noticed by:	Maxime Henrion <mux@freebsd.org>
This commit is contained in:
Mathew Kanner 2004-01-25 22:46:22 +00:00
parent 63f52d6e73
commit e7245381b9
1 changed files with 3 additions and 0 deletions
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3
sys/dev/sound/pcm/dsp.c
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@ -1093,6 +1093,9 @@ dsp_clone(void *arg, char *name, int namelen, dev_t *dev)
pcm_dev = devclass_get_softc(pcm_devclass, unit);
if (pcm_dev == NULL)
return;
SLIST_FOREACH(pcm_chan, &pcm_dev->channels, link) {
switch(devtype) {