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Date:      Sun, 14 Aug 2016 04:11:37 +0000 (UTC)
From:      Justin Hibbits <jhibbits@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r304069 - head/sys/powerpc/mpc85xx
Message-ID:  <201608140411.u7E4BbtY014021@repo.freebsd.org>

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Author: jhibbits
Date: Sun Aug 14 04:11:36 2016
New Revision: 304069
URL: https://svnweb.freebsd.org/changeset/base/304069

Log:
  Return 0 instead of an error code on failure to find dcsr.
  
  mpc85xx_map_dcsr() returns a vm_offset_t, not an error code.
  mpc85xx_fix_errata() will gracefully exit if mpc85xx_map_dcsr() returns 0, as
  that indicates an error (NULL pointer).

Modified:
  head/sys/powerpc/mpc85xx/mpc85xx.c

Modified: head/sys/powerpc/mpc85xx/mpc85xx.c
==============================================================================
--- head/sys/powerpc/mpc85xx/mpc85xx.c	Sun Aug 14 03:49:37 2016	(r304068)
+++ head/sys/powerpc/mpc85xx/mpc85xx.c	Sun Aug 14 04:11:36 2016	(r304069)
@@ -358,10 +358,10 @@ mpc85xx_map_dcsr(void)
 	 * Find the node the long way.
 	 */
 	if ((node = OF_finddevice("/")) == -1)
-		return (ENXIO);
+		return (0);
 
 	if ((node = ofw_bus_find_compatible(node, "fsl,dcsr")) == 0)
-		return (ENXIO);
+		return (0);
 
 moveon:
 	err = fdt_get_range(node, 0, &b, &s);



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