From: Jiri Kosina <jkosina@suse.cz>
Date: Thu, 6 Dec 2012 09:59:28 +0000 (+0100)
Subject: HID: i2c-hid: fix ret_count check
X-Git-Tag: omap-for-v3.8/fixes-for-merge-window-v4-signed~36^2^3~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9afd09a1db93cc9084846c2b9bc0d1194743e5dc;p=pandora-kernel.git

HID: i2c-hid: fix ret_count check

ret_count has to be at least 3, as we have to count the 2 bytes that are used
for the size of the reply. Without this, memcpy() might be called with zero or
negative count.

Reported-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
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