openwrtv4/target/linux/lantiq/patches-3.7/0001-MIPS-lantiq-unbreak-devicetree-init.patch

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2012-12-15 01:59:45 +00:00
From a15d129a352e5f6ab821b81bc3f692ecc952a815 Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Fri, 9 Nov 2012 12:09:57 +0100
Subject: [PATCH 1/6] MIPS: lantiq: unbreak devicetree init
The bootmem was incorrectly freed resulting in lots of dangling pointers.
Additionally we should use of_platform_populate() as the Documentaion tells us
to do so.
Signed-off-by: John Crispin <blogic@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/4518
---
arch/mips/lantiq/prom.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/arch/mips/lantiq/prom.c b/arch/mips/lantiq/prom.c
index 6cfd611..9f9e875 100644
--- a/arch/mips/lantiq/prom.c
+++ b/arch/mips/lantiq/prom.c
@@ -87,9 +87,6 @@ void __init device_tree_init(void)
reserve_bootmem(base, size, BOOTMEM_DEFAULT);
unflatten_device_tree();
-
- /* free the space reserved for the dt blob */
- free_bootmem(base, size);
}
void __init prom_init(void)
@@ -119,7 +116,7 @@ int __init plat_of_setup(void)
sizeof(of_ids[0].compatible));
strncpy(of_ids[1].compatible, "simple-bus",
sizeof(of_ids[1].compatible));
- return of_platform_bus_probe(NULL, of_ids, NULL);
+ return of_platform_populate(NULL, of_ids, NULL, NULL);
}
arch_initcall(plat_of_setup);
--
1.7.10.4