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From: Grzegorz Bernacki <gber@FreeBSD.org>
Date: Fri, 14 Sep 2012 09:33:35 +0000 (UTC)
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Subject: svn commit: r240484 - head/sys/dev/fdt
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Author: gber
Date: Fri Sep 14 09:33:35 2012
New Revision: 240484
URL: http://svn.freebsd.org/changeset/base/240484

Log:
  Set busaddr and bussize to 0 when fdt_get_range() fails.
  
  Obtained from:	Semihalf

Modified:
  head/sys/dev/fdt/fdt_common.c

Modified: head/sys/dev/fdt/fdt_common.c
==============================================================================
--- head/sys/dev/fdt/fdt_common.c	Fri Sep 14 08:11:59 2012	(r240483)
+++ head/sys/dev/fdt/fdt_common.c	Fri Sep 14 09:33:35 2012	(r240484)
@@ -431,7 +431,10 @@ fdt_reg_to_rl(phandle_t node, struct res
 
 	if (fdt_addrsize_cells(OF_parent(node), &addr_cells, &size_cells) != 0)
 		return (ENXIO);
-	fdt_get_range(OF_parent(node), 0, &busaddr, &bussize);
+	if (fdt_get_range(OF_parent(node), 0, &busaddr, &bussize)) {
+		busaddr = 0;
+		bussize = 0;
+	}
 
 	tuple_size = sizeof(pcell_t) * (addr_cells + size_cells);
 	tuples = OF_getprop_alloc(node, "reg", tuple_size, (void **)&reg);