From 5c4bfb1a4baae1bea11cc9f629bc48ee12e733a7 Mon Sep 17 00:00:00 2001

From: Lyonel Vincent <lyonel@ezix.org>

Date: Sun, 10 Jan 2021 00:38:10 +0100

Subject: [PATCH] Report correct memory size on SMBIOS < 2.7

Github PR#60

---

 src/core/dmi.cc | 11 +++++++----

 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/src/core/dmi.cc b/src/core/dmi.cc

index 30b3ab3b995c..d33d4879bdca 100644

--- a/src/core/dmi.cc

+++ b/src/core/dmi.cc

@@ -1567,10 +1567,13 @@ int dmiversionrev)

 // size

           u = data[0x0D] << 8 | data[0x0C];

-          if(u == 0x7FFF) {

-             unsigned long long extendsize = (data[0x1F] << 24) | (data[0x1E] << 16) | (data[0x1D] << 8) | data[0x1C];

-             extendsize &= 0x7FFFFFFFUL;

-             size = extendsize * 1024ULL * 1024ULL;

+          if ((dmiversionmaj > 2)

+            || ((dmiversionmaj == 2) && (dmiversionmin >= 7))) {

+             if(u == 0x7FFF) {

+                unsigned long long extendsize = (data[0x1F] << 24) | (data[0x1E] << 16) | (data[0x1D] << 8) | data[0x1C];

+                extendsize &= 0x7FFFFFFFUL;

+                size = extendsize * 1024ULL * 1024ULL;

+             }

           }

 	  else

           if (u != 0xFFFF)

-- 

2.17.1