> This is another patch about copying data to the kernel before using it.
> 
> SNDRV_SST_STREAM_DECODE is sort of tricky because we need to do a
> copy_from_user() that gives us another two pointers and we have copy
> those.  Those again give us some more pointers that we have to copy.
> 
> Besides those problems, the code had a stack overflow:
> -     struct snd_sst_buff_entry ibuf_temp[param->ibufs->entries],
> -             obuf_temp[param->obufs->entries];
> param->ibufs->entries comes from the user.
> 
> Signed-off-by: Dan Carpenter <[email protected]>
Acked-by: Vinod Koul <[email protected]>
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