From 507ddae3aa5dc64a575ea9aeadcd62dca43ba515 Mon Sep 17 00:00:00 2001 From: matk Date: Sun, 25 Jan 2004 22:46:22 +0000 Subject: Fix a panic in dsp_clone when trying to access a sound device that doesn't exists. I'm using my discretion and committing without mentor approval since Seigo is away. Noticed by: Maxime Henrion --- sys/dev/sound/pcm/dsp.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'sys/dev/sound/pcm/dsp.c') diff --git a/sys/dev/sound/pcm/dsp.c b/sys/dev/sound/pcm/dsp.c index 1bff663..91fbb6d 100644 --- a/sys/dev/sound/pcm/dsp.c +++ b/sys/dev/sound/pcm/dsp.c @@ -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) { -- cgit v1.1