Re: [PATCH] i2c: tegra: fix a possible NULL dereference

From: LABBE Corentin
Date: Thu Nov 12 2015 - 07:54:32 EST


On Thu, Nov 12, 2015 at 01:29:23PM +0100, Thierry Reding wrote:
> On Thu, Nov 12, 2015 at 08:26:03AM +0100, LABBE Corentin wrote:
> > of_match_device could return NULL, and so cause a NULL pointer
>
> No. There is no way that of_match_device() can ever fail. The driver
> core uses the same table to match the OF device to the driver, so the
> only case where of_match_device() would return NULL is if no match was
> found, in which case the tegra_i2c_probe() function would never have
> been called in the first place.
>
> Thierry
>

In a parallel thread for i2c-rcar, the conclusion was different.
https://lkml.org/lkml/2015/11/12/83

Regards

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/