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| author | cognet <cognet@FreeBSD.org> | 2003-01-14 17:13:52 +0000 |
|---|---|---|
| committer | cognet <cognet@FreeBSD.org> | 2003-01-14 17:13:52 +0000 |
| commit | 84edc3c4f0a5e8192222b82621761b165a8a0f5a (patch) | |
| tree | 44863be9dcce40a431638c6581f75a05a47e348f /sys/dev/sound | |
| parent | 606954dc42800829bdf9d016403e40f85acb3c66 (diff) | |
| download | FreeBSD-src-84edc3c4f0a5e8192222b82621761b165a8a0f5a.zip FreeBSD-src-84edc3c4f0a5e8192222b82621761b165a8a0f5a.tar.gz | |
Don't call destroy_dev it a channel has children.
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
Diffstat (limited to 'sys/dev/sound')
| -rw-r--r-- | sys/dev/sound/pcm/sound.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/dev/sound/pcm/sound.c b/sys/dev/sound/pcm/sound.c index 2b77684..c184a69 100644 --- a/sys/dev/sound/pcm/sound.c +++ b/sys/dev/sound/pcm/sound.c @@ -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)); |
