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Date: Mon, 9 Apr 2018 23:21:41 +0100
From: Russell King - ARM Linux <>
To: Laura Abbott <>
Cc: David Airlie <>,,,,
	Kees Cook <>
Subject: Re: [PATCH] drm/i2c: tda998x: Remove VLA usage

On Mon, Apr 09, 2018 at 02:07:03PM -0700, Laura Abbott wrote:
> There's an ongoing effort to remove VLAs[1] from the kernel to eventually
> turn on -Wvla. The vla in reg_write_range is based on the length of data
> passed. The one use of a non-constant size for this range is bounded by
> the size buffer passed to hdmi_infoframe_pack which is a fixed size.
> Switch to this upper bound.

Does this _really_ make it safer?  What if the code is modified to write
more than 32 bytes in the future?

Sorry, I don't think this is safer at all.

RMK's Patch system:
FTTC broadband for 0.8mile line in suburbia: sync at 8.8Mbps down 630kbps up
According to 8.21Mbps down 510kbps up

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