From: Wolfram Sang <wsa+renesas@sang-engineering.com>
Date: Mon, 5 May 2014 16:36:21 +0000 (+0200)
Subject: i2c: rcar: bail out on zero length transfers
X-Git-Tag: omap-for-v3.16/fixes-against-rc1~173^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d7653964c590ba846aa11a8f6edf409773cbc492;p=pandora-kernel.git

i2c: rcar: bail out on zero length transfers

This hardware does not support zero length transfers. Instead, the
driver does one (random) byte transfers currently with undefined results
for the slaves. We now bail out.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Cc: stable@kernel.org
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