From: Sasha Levin <sasha.levin@oracle.com>
Date: Thu, 4 Dec 2014 00:22:48 +0000 (-0500)
Subject: time: settimeofday: Validate the values of tv from user
X-Git-Tag: omap-for-v4.1/prcm-dts-mfd-syscon-fix~229^2^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6ada1fc0e1c4775de0e043e1bd3ae9d065491aa5;p=pandora-kernel.git

time: settimeofday: Validate the values of tv from user

An unvalidated user input is multiplied by a constant, which can result in
an undefined behaviour for large values. While this is validated later,
we should avoid triggering undefined behaviour.

Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
[jstultz: include trivial milisecond->microsecond correction noticed
by Andy]
Signed-off-by: John Stultz <john.stultz@linaro.org>
---

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