Changeset 71198 in vbox for trunk/src/VBox/HostDrivers/Support/os2

Timestamp:

Mar 5, 2018 10:59:17 AM (7 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

121103

Message:

SUPDrv,VMMR0: Prepped for extending the fast I/O control interface a bit for NEM; SUPDRV version increment. bugref:9044

File:

• trunk/src/VBox/HostDrivers/Support/os2/SUPDrv-os2.cpp (modified) (1 diff)

trunk/src/VBox/HostDrivers/Support/os2/SUPDrv-os2.cpp

@@ -259 +259 @@
      * Dispatch the fast IOCtl.
      */
-    supdrvIOCtlFast(iFunction, 0, &g_DevExt, pSession);
+    int rc;
+    if ((unsigned)(iFunction - SUP_IOCTL_FAST_DO_FIRST) < (unsigned)32)
+        rc = supdrvIOCtlFast(iFunction, 0, &g_DevExt, pSession);
+    else
+        rc = VERR_INVALID_FUNCTION;
     supdrvSessionRelease(pSession);
-    return 0;
+    return rc;
 }