Changeset 35208 in vbox

Timestamp:

Dec 16, 2010 10:00:15 PM (14 years ago)

Author:

vboxsync

Message:

Additions/x11/vboxvideo: possible fix an X.Org segault

File:

• trunk/src/VBox/Additions/x11/vboxvideo/vboxutils.c (modified) (1 diff)

trunk/src/VBox/Additions/x11/vboxvideo/vboxutils.c

@@ -223 +223 @@
 #endif
 
-            VBoxVBVABufferBeginUpdate(&pVBox->aVbvaCtx[j], &pVBox->guestCtx);
-            VBoxVBVAWrite(&pVBox->aVbvaCtx[j], &pVBox->guestCtx, &cmdHdr,
-                          sizeof(cmdHdr));
-            VBoxVBVABufferEndUpdate(&pVBox->aVbvaCtx[j]);
+            if (VBoxVBVABufferBeginUpdate(&pVBox->aVbvaCtx[j],
+                                          &pVBox->guestCtx))
+            {
+                VBoxVBVAWrite(&pVBox->aVbvaCtx[j], &pVBox->guestCtx, &cmdHdr,
+                              sizeof(cmdHdr));
+                VBoxVBVABufferEndUpdate(&pVBox->aVbvaCtx[j]);
+            }
         }
 }