pcm_hw: Fix buffer overflow in chmap
pcm_hw: Fix buffer overflow in chmap

We can't calculate memory storage in bytes, when we're supposed
to store ints in it!

Signed-off-by: David Henningsson <9fb354e0a5603a0331399c18f4aa5aab2f9d9c5b@canonical.com>
Signed-off-by: Jaroslav Kysela <72edd5e1a572f82f059ccbb83c92b74d6cb051ff@perex.cz>

mikelima/alsa-lib,mengdonglin/alsa-lib,takaswie/alsa-lib,Distrotech/alsa-lib,mikelima/alsa-lib,zedongchen/alsa-lib,lgirdwood/alsa-lib,takaswie/alsa-lib,Distrotech/alsa-lib,takaswie/alsa-lib,alsa-project/alsa-lib,lgirdwood/alsa-lib,Distrotech/alsa-lib,mengdonglin/alsa-lib,alsa-project/alsa-lib,zedongchen/alsa-lib,zedongchen/alsa-lib,takaswie/alsa-lib,lgirdwood/alsa-lib,Distrotech/alsa-lib,alsa-project/alsa-lib,tiwai/alsa-lib,tiwai/alsa-lib,tiwai/alsa-lib,alsa-project/alsa-lib,tiwai/alsa-lib,Distrotech/alsa-lib,zedongchen/alsa-lib,mikelima/alsa-lib,mengdonglin/alsa-lib,mengdonglin/alsa-lib,mengdonglin/alsa-lib,lgirdwood/alsa-lib,mikelima/alsa-lib,lgirdwood/alsa-lib,mikelima/alsa-lib,takaswie/alsa-lib,zedongchen/alsa-lib