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scripts: elf_helper: correct kernel object address check range #17360

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merged 1 commit into from Jul 8, 2019
Merged

scripts: elf_helper: correct kernel object address check range #17360

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9 changes: 3 additions & 6 deletions scripts/elf_helper.py
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Expand Up @@ -385,10 +385,8 @@ def find_kobjects(self, syms):
sys.stderr.write("ELF file has no DWARF information\n")
sys.exit(1)

kram_start = syms["__kernel_ram_start"]
kram_end = syms["__kernel_ram_end"]
krom_start = syms["_image_rom_start"]
krom_end = syms["_image_rom_end"]
app_smem_start = syms["_app_smem_start"]
app_smem_end = syms["_app_smem_end"]

di = self.elf.get_dwarf_info()

Expand Down Expand Up @@ -501,8 +499,7 @@ def find_kobjects(self, syms):

_, user_ram_allowed = kobjects[ko.type_obj.name]
if (not user_ram_allowed and
(addr < kram_start or addr >= kram_end) and
(addr < krom_start or addr >= krom_end)):
(addr >= app_smem_start and addr < app_smem_end)):

self.debug_die(die,
"object '%s' found in invalid location %s"
Expand Down