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From: Olivier Houchard <cognet@FreeBSD.org>
Date: Thu, 6 Mar 2014 21:07:13 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r262870 - head/sys/arm/ti/omap4
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Author: cognet
Date: Thu Mar  6 21:07:13 2014
New Revision: 262870
URL: http://svnweb.freebsd.org/changeset/base/262870

Log:
  When calculating the MPU freq, make sure not to overflow by using a uint64_t.
  
  PR:	arm/187223
  Submitted by:	Svatopluk Kraus <onwahe@gmail.com>

Modified:
  head/sys/arm/ti/omap4/omap4_prcm_clks.c

Modified: head/sys/arm/ti/omap4/omap4_prcm_clks.c
==============================================================================
--- head/sys/arm/ti/omap4/omap4_prcm_clks.c	Thu Mar  6 21:02:16 2014	(r262869)
+++ head/sys/arm/ti/omap4/omap4_prcm_clks.c	Thu Mar  6 21:07:13 2014	(r262870)
@@ -990,7 +990,7 @@ omap4_clk_get_arm_fclk_freq(struct ti_cl
 
 
 	/* Calculate the MPU freq */
-	mpuclk = (sysclk * pll_mult) / pll_div;
+	mpuclk = ((uint64_t)sysclk * pll_mult) / pll_div;
 
 	/* Return the value */
 	if (freq)