From 93743d58e1474cc1f463b5a6a119c660c946b2fc Mon Sep 17 00:00:00 2001 From: Mikhail Krichanov Date: Fri, 22 Mar 2024 18:11:00 +0300 Subject: [PATCH] SysCall: Fixed bug in IA32 CallInstallMultipleProtocolInterfaces(). --- MdeModulePkg/Core/Dxe/SysCall/IA32/CoreBootServices.nasm | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/MdeModulePkg/Core/Dxe/SysCall/IA32/CoreBootServices.nasm b/MdeModulePkg/Core/Dxe/SysCall/IA32/CoreBootServices.nasm index 0ff6cf68a2..c5e8b68ad3 100644 --- a/MdeModulePkg/Core/Dxe/SysCall/IA32/CoreBootServices.nasm +++ b/MdeModulePkg/Core/Dxe/SysCall/IA32/CoreBootServices.nasm @@ -65,17 +65,17 @@ ASM_PFX(CallInstallMultipleProtocolInterfaces): mov ebp, esp ; Prepare stack for call. - mov eax, [ebp + 2 * 4] ; eax = ArgList - mov ecx, [ebp + 3 * 4] ; ecx = ArgListSize + mov eax, [ebp + 3 * 4] ; eax = ArgList + mov ecx, [ebp + 4 * 4] ; ecx = ArgListSize lea eax, [eax + ecx * 4] copy: sub eax, 4 push dword [eax] sub ecx, 1 jnz copy - push dword [ebp + 4] + push dword [ebp + 2 * 4] - call [ebp + 4 * 4] + call [ebp + 5 * 4] ; Step over Function arguments. mov esp, ebp