linux-kernel - Re: [PATCH] spi: Make master->handle_err() callback optional to avoid crashes

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Date:	Tue, 7 Apr 2015 19:41:40 +0100
From:	Mark Brown <broonie@...nel.org>
To:	Geert Uytterhoeven <geert+renesas@...der.be>
Cc:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
	linux-spi@...r.kernel.org, linux-sh@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] spi: Make master->handle_err() callback optional to
 avoid crashes

On Tue, Apr 07, 2015 at 08:39:19PM +0200, Geert Uytterhoeven wrote:
> If a driver doesn't implement the master->handle_err() callback and an
> SPI transfer fails, the kernel will crash with a NULL pointer
> dereference:

Applied, thanks.

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