Dan Carpenter 7f0d5053c5 ALSA: isa/wavefront: prevent out of bounds write in ioctl
The "header->number" comes from the ioctl and it needs to be clamped to
prevent out of bounds writes.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/20200501094011.GA960082@mwanda
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2020-05-01 12:25:49 +02:00
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