X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=MdePkg%2FLibrary%2FBaseLib%2FIa32%2FSetJump.S;fp=MdePkg%2FLibrary%2FBaseLib%2FIa32%2FSetJump.S;h=dc7f04800360ec7fc4d8fdf8b62f7d75cfc39a5f;hp=acb2b95e2502981bf123e594b2ba03eac7c2339c;hb=57246fe073e7946e03387576fca76eba86b51694;hpb=85ea851e6a3df3f5021e9e038d6b4162c66b394c

diff --git a/MdePkg/Library/BaseLib/Ia32/SetJump.S b/MdePkg/Library/BaseLib/Ia32/SetJump.S
index acb2b95e25..dc7f048003 100644
--- a/MdePkg/Library/BaseLib/Ia32/SetJump.S
+++ b/MdePkg/Library/BaseLib/Ia32/SetJump.S
@@ -30,15 +30,15 @@
 #------------------------------------------------------------------------------
 ASM_PFX(SetJump):
     pushl   0x4(%esp)
-    call    ASM_PFX(InternalAssertJumpBuffer)
-    pop     %ecx
+    call    ASM_PFX(InternalAssertJumpBuffer)               # To validate JumpBuffer
     pop     %ecx
+    pop     %ecx                                            # ecx <- return address
     movl    (%esp), %edx
     movl    %ebx, (%edx)
     movl    %esi, 4(%edx)
     movl    %edi, 8(%edx)
     movl    %ebp, 12(%edx)
     movl    %esp, 16(%edx)
-    movl    %ecx, 20(%edx)
+    movl    %ecx, 20(%edx)                                  # eip value to restore in LongJump
     xorl    %eax, %eax
     jmp     *%ecx