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efi_loader: abort on unsupported relocation type

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If a relocation type is not supported loading the EFI binary
should be aborted.

Writing a message only is insufficient.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
[agraf: use a() != b coding style]
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
xypron.glpk@gmx.de 2017-07-04 00:12:58 +02:00 committed by Alexander Graf
parent bc188a30c6
commit da684a646d
1 changed files with 8 additions and 2 deletions
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10
lib/efi_loader/efi_image_loader.c
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@ -26,7 +26,7 @@ efi_status_t EFIAPI efi_return_handle(void *handle, efi_guid_t *protocol,
return EFI_SUCCESS;
}
static void efi_loader_relocate(const IMAGE_BASE_RELOCATION *rel,
static efi_status_t efi_loader_relocate(const IMAGE_BASE_RELOCATION *rel,
unsigned long rel_size, void *efi_reloc)
{
const IMAGE_BASE_RELOCATION *end;
@ -63,11 +63,13 @@ static void efi_loader_relocate(const IMAGE_BASE_RELOCATION *rel,
default:
printf("Unknown Relocation off %x type %x\n",
offset, type);
return EFI_LOAD_ERROR;
}
relocs++;
}
rel = (const IMAGE_BASE_RELOCATION *)relocs;
}
return EFI_SUCCESS;
}
void __weak invalidate_icache_all(void)
@ -171,7 +173,11 @@ void *efi_load_pe(void *efi, struct efi_loaded_image *loaded_image_info)
}
/* Run through relocations */
efi_loader_relocate(rel, rel_size, efi_reloc);
if (efi_loader_relocate(rel, rel_size, efi_reloc) != EFI_SUCCESS) {
efi_free_pages((uintptr_t) efi_reloc,
(virt_size + EFI_PAGE_MASK) >> EFI_PAGE_SHIFT);
return NULL;
}
/* Flush cache */
flush_cache((ulong)efi_reloc,