package/boot/uboot-layerscape/patches/0003-avoid-calling-sec-firmware-get-random-when-no-kaslr-seed.patch

   1 Index: uboot-layerscape-lf-6.1.1-1.0.0/arch/arm/cpu/armv8/sec_firmware.c
   2 ===================================================================
   3 --- uboot-layerscape-lf-6.1.1-1.0.0.orig/arch/arm/cpu/armv8/sec_firmware.c
   4 +++ uboot-layerscape-lf-6.1.1-1.0.0/arch/arm/cpu/armv8/sec_firmware.c
   5 @@ -473,12 +473,6 @@ int fdt_fixup_kaslr(void *fdt)
   6                 return 0;
   7         }
   8
   9 -       ret = sec_firmware_get_random(rand, 8);
  10 -       if (ret < 0) {
  11 -               printf("WARNING: No random number to set kaslr-seed\n");
  12 -               return 0;
  13 -       }
  14 -
  15         err = fdt_check_header(fdt);
  16         if (err < 0) {
  17                 printf("fdt_chosen: %s\n", fdt_strerror(err));
  18 @@ -490,6 +484,15 @@ int fdt_fixup_kaslr(void *fdt)
  19         if (nodeoffset < 0)
  20                 return 0;
  21
  22 +       if (fdt_find_or_add_subnode(fdt, nodeoffset, "kaslr-seed"))
  23 +               return 0;
  24 +
  25 +       ret = sec_firmware_get_random(rand, 8);
  26 +       if (ret < 0) {
  27 +               printf("WARNING: No random number to set kaslr-seed\n");
  28 +               return 0;
  29 +       }
  30 +
  31         err = fdt_setprop(fdt, nodeoffset, "kaslr-seed", rand,
  32                                   sizeof(rand));
  33         if (err < 0) {