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fix a panic if the requested blocksize was greater than the data rate,

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resulting in a divide by 0.
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Cameron Grant 2000-12-23 06:09:43 +00:00
parent e246070f8a
commit f4084c4526
1 changed files with 2 additions and 0 deletions
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sys/dev/sound/pcm/channel.c
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@ -1247,6 +1247,8 @@ chn_setblocksize(pcm_channel *c, int blkcnt, int blksz)
/* adjust for different hw format/speed */
irqhz = (bs->bps * bs->spd) / bs->blksz;
if (irqhz < 16)
irqhz = 16;
b->blksz = (b->bps * b->spd) / irqhz;