Commit 150b1b97 authored by Rong Zhang's avatar Rong Zhang Committed by Borislav Petkov (AMD)
Browse files

x86/microcode/AMD: Fix Entrysign revision check for Zen5/Strix Halo 



Zen5 also contains family 1Ah, models 70h-7Fh, which are mistakenly missing
from cpu_has_entrysign(). Add the missing range.

Fixes: 8a9fb512 ("x86/microcode/AMD: Limit Entrysign signature checking to known generations")
Signed-off-by: default avatarRong Zhang <i@rong.moe>
Signed-off-by: default avatarBorislav Petkov (AMD) <bp@alien8.de>
Cc: stable@kernel.org
Link: https://patch.msgid.link/20251229182245.152747-1-i@rong.moe
parent f8f9c1f4

arch/x86/kernel/cpu/microcode/amd.c

+1 −1
Original line number Diff line number Diff line
@@ -258,7 +258,7 @@ static bool cpu_has_entrysign(void) 
	if (fam == 0x1a) {

		if (model <= 0x2f ||

		    (0x40 <= model && model <= 0x4f) ||

		    (0x60 <= model && model <= 0x6f))

		    (0x60 <= model && model <= 0x7f))

			return true;

	}