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

   1 From a15d129a352e5f6ab821b81bc3f692ecc952a815 Mon Sep 17 00:00:00 2001
   2 From: John Crispin <blogic@openwrt.org>
   3 Date: Fri, 9 Nov 2012 12:09:57 +0100
   4 Subject: [PATCH 1/6] MIPS: lantiq: unbreak devicetree init
   5
   6 The bootmem was incorrectly freed resulting in lots of dangling pointers.
   7 Additionally we should use of_platform_populate() as the Documentaion tells us
   8 to do so.
   9
  10 Signed-off-by: John Crispin <blogic@openwrt.org>
  11 Patchwork: http://patchwork.linux-mips.org/patch/4518
  12 ---
  13  arch/mips/lantiq/prom.c |    5 +----
  14  1 file changed, 1 insertion(+), 4 deletions(-)
  15
  16 diff --git a/arch/mips/lantiq/prom.c b/arch/mips/lantiq/prom.c
  17 index 6cfd611..9f9e875 100644
  18 --- a/arch/mips/lantiq/prom.c
  19 +++ b/arch/mips/lantiq/prom.c
  20 @@ -87,9 +87,6 @@ void __init device_tree_init(void)
  21         reserve_bootmem(base, size, BOOTMEM_DEFAULT);
  22
  23         unflatten_device_tree();
  24 -
  25 -       /* free the space reserved for the dt blob */
  26 -       free_bootmem(base, size);
  27  }
  28
  29  void __init prom_init(void)
  30 @@ -119,7 +116,7 @@ int __init plat_of_setup(void)
  31                 sizeof(of_ids[0].compatible));
  32         strncpy(of_ids[1].compatible, "simple-bus",
  33                 sizeof(of_ids[1].compatible));
  34 -       return of_platform_bus_probe(NULL, of_ids, NULL);
  35 +       return of_platform_populate(NULL, of_ids, NULL, NULL);
  36  }
  37
  38  arch_initcall(plat_of_setup);
  39 --
  40 1.7.10.4
  41