[alsa-devel] [PATCH] ASoC: Ensure we generate a card name

Mark Brown broonie at opensource.wolfsonmicro.com
Tue Sep 20 13:03:56 CEST 2011

On Tue, Sep 20, 2011 at 12:58:11PM +0200, Takashi Iwai wrote:

> Better to replace any letter except [a-zA-Z0-9_] with '_' or drop
> them.  Use isalnum(), for example.

What *are* the rules?  The documentation says "driver name" which isn't

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