Re: [PATCH] spi - Fix possible NULL derefrence.

From: Mark Brown
Date: Mon Jan 30 2017 - 08:15:41 EST

On Mon, Jan 30, 2017 at 11:00:28AM +0100, Geert Uytterhoeven wrote:
> On Mon, Jan 30, 2017 at 5:55 AM, Shailendra Verma
> <shailendra.v@xxxxxxxxxxx> wrote:
> > of_match_device could return NULL, and so can cause a NULL
> > pointer dereference later.

> Can it? The driver uses DT exclusively.
> There is no legacy platform code creating "mxs-spi" platform devices.

Yeah, the changelogs on these aren't very good - there's no present
risk, though future changes could potentially cause an issue so it's not
unreasonable to do it defensively.

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