Re: [PATCH] Input: elants_i2c - Fix NULL dereference at probing

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Hi Takashi,

On Wed, May 26, 2021 at 09:43:01PM +0200, Takashi Iwai wrote:
> The recent change in elants_i2c driver to support more chips
> introduced a regression leading to Oops at probing.  The driver reads
> id->driver_data, but the id may be NULL depending on the device type
> the driver gets bound.
> 
> Add a NULL check and falls back to the default EKTH3500.

Thank you for the patch. I think my preference would be to switch to
device_get_match_data() and annotate the rest of the match tables with
proper controller types.

Thanks!

-- 
Dmitry



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