From: Haojian Zhuang <haojian.zhuang@gmail.com>
Date: Mon, 3 Dec 2012 08:14:37 +0000 (+0800)
Subject: clk: fixed-factor: round_rate should use do_div
X-Git-Tag: v3.9-rc1~149^2~22
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bab53301c3846ae9a5e1142dca2976f434f70481;p=pandora-kernel.git

clk: fixed-factor: round_rate should use do_div

clk->rate = parent->rate / div * mult

The formula is OK. But it may overflow while we do operate with
unsigned long. So use do_div instead.

Signed-off-by: Haojian Zhuang <haojian.zhuang@gmail.com>
Signed-off-by: Mike Turquette <mturquette@linaro.org>
[mturquette@linaro.org: improved $SUBJECT]
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