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efi/x86: Set the PE/COFF header's NX compat flag unconditionally

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Now that the proper section and file alignment is used, and the EFI
memory attributes protocol to manage executable permissions where needed
is invoked, set the NX compat flag unconditionally.

  [ bp: Remove the "we"s. ]

Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/r/20240116085347.2193966-2-ardb+git@google.com
This commit is contained in:
Ard Biesheuvel 2024-01-16 09:53:48 +01:00 committed by Borislav Petkov (AMD)
parent 11e36b0f7c
commit 891f8890a4
1 changed files with 0 additions and 4 deletions
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4
arch/x86/boot/header.S
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@ -111,11 +111,7 @@ extra_header_fields:
.long salign # SizeOfHeaders
.long 0 # CheckSum
.word IMAGE_SUBSYSTEM_EFI_APPLICATION # Subsystem (EFI application)
#ifdef CONFIG_EFI_DXE_MEM_ATTRIBUTES
.word IMAGE_DLL_CHARACTERISTICS_NX_COMPAT # DllCharacteristics
#else
.word 0 # DllCharacteristics
#endif
#ifdef CONFIG_X86_32
.long 0 # SizeOfStackReserve
.long 0 # SizeOfStackCommit