From: H. Peter Anvin <hpa@zytor.com>
Date: Tue, 25 Mar 2008 22:03:09 +0000 (-0700)
Subject: pxelinux: don't rely on PXENV_GET_FILE_SIZE in gPXE support mode
X-Git-Tag: syslinux-3.70-pre6~3
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3e2b0ea06d7592430b1474f7990ca7e66955e9fa;p=profile%2Fivi%2Fsyslinux.git

pxelinux: don't rely on PXENV_GET_FILE_SIZE in gPXE support mode

Don't rely on PXENV_GET_FILE_SIZE in gPXE support mode.  It sometimes
successfully returns wrong information.
---

diff --git a/pxelinux.asm b/pxelinux.asm
index 862fc47..00adc83 100644
--- a/pxelinux.asm
+++ b/pxelinux.asm
@@ -1373,10 +1373,14 @@ searchdir:
 		mov di,gpxe_get_file_size
 		mov [di+2],ax
 
+%if 0
+		; Disable this for now since gPXE doesn't always
+		; return valid information in PXENV_GET_FILE_SIZE
 		mov bx,PXENV_GET_FILE_SIZE
 		call pxenv
 		mov eax,[di+4]		; File size
 		jnc .oksize
+%endif
 		or eax,-1		; Size unknown
 .oksize:
 		mov [si+tftp_filesize],eax