Changeset 49454 in vbox for trunk/src/VBox/Devices/VMMDev

Timestamp:

Nov 12, 2013 4:24:07 PM (11 years ago)

Author:

vboxsync

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

90574

Message:

HGCM param verification

File:

• trunk/src/VBox/Devices/VMMDev/VMMDevHGCM.cpp (modified) (4 diffs)

trunk/src/VBox/Devices/VMMDev/VMMDevHGCM.cpp

@@ -1827 +1827 @@
         case VMMDevHGCMParmType_LinAddr:     /* In & Out */
             if (   pHostParm->type == VBOX_HGCM_SVC_PARM_PTR
-                && pGuestParm->u.Pointer.size == pHostParm->u.pointer.size)
+                && pGuestParm->u.Pointer.size >= pHostParm->u.pointer.size)
                 rc = VINF_SUCCESS;
             break;
@@ -1833 +1833 @@
         case VMMDevHGCMParmType_PageList:
             if (   pHostParm->type == VBOX_HGCM_SVC_PARM_PTR
-                && pGuestParm->u.PageList.size == pHostParm->u.pointer.size)
+                && pGuestParm->u.PageList.size >= pHostParm->u.pointer.size)
                 rc = VINF_SUCCESS;
             break;
@@ -1870 +1870 @@
         case VMMDevHGCMParmType_LinAddr:     /* In & Out */
             if (   pHostParm->type == VBOX_HGCM_SVC_PARM_PTR
-                && pGuestParm->u.Pointer.size == pHostParm->u.pointer.size)
+                && pGuestParm->u.Pointer.size >= pHostParm->u.pointer.size)
                 rc = VINF_SUCCESS;
             break;
@@ -1876 +1876 @@
         case VMMDevHGCMParmType_PageList:
             if (   pHostParm->type == VBOX_HGCM_SVC_PARM_PTR
-                && pGuestParm->u.PageList.size == pHostParm->u.pointer.size)
+                && pGuestParm->u.PageList.size >= pHostParm->u.pointer.size)
                 rc = VINF_SUCCESS;
             break;