[PATCH 2/2] ntdll: On macOS, only use actual SMBIOS tables if they are v2.5 or higher.

[Brendan Shanks]

From: Brendan Shanks

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=57019
---
 dlls/ntdll/unix/system.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/dlls/ntdll/unix/system.c b/dlls/ntdll/unix/system.c
index e9ed8b6f3a4..13f37ee8a9a 100644
--- a/dlls/ntdll/unix/system.c
+++ b/dlls/ntdll/unix/system.c
@@ -2059,7 +2059,16 @@ static struct smbios_prologue *create_smbios_data(void)
     struct smbios_buffer buf = { 0 };
     struct smbios_prologue *ret;

-    if ((ret = get_smbios_from_iokit())) return ret;
+    ret = get_smbios_from_iokit();
+    if (ret)
+    {
+        /* wineboot requires SMBIOS 2.5 or higher tables. */
+        if ((ret->major_version >= 3) ||
+            (ret->major_version == 2 && ret->minor_version >= 5))
+            return ret;
+        else
+            free(ret);
+    }

/* Apple Silicon Macs don't have SMBIOS, we need to generate it.
      * Use strings and data from IOKit when available.