Bug 305992 - nsIVersionComparator broken in some circumstances (UMR) - patch by Justin Bradford <jabradford@gmail.com> r=shaver+me

xpcom/base/nsIVersionComparator.idl

@@ -72,7 +72,7 @@ interface nsIVersionComparator : nsISupports
    * @param   B   The second version
    * @returns < 0 if A < B
    *          = 0 if A == B
-   *          > 0 if B > A
+   *          > 0 if A > B
    */
   long compare(in ACString A, in ACString B);
 };

xpcom/glue/nsVersionComparator.cpp

@@ -62,6 +62,7 @@ ParseVP(char *part, VersionPart &result)
   char *dot;
 
   if (!part) {
+    result.numA = 0;
     result.strB = nsnull;
     result.strBlen = 0;
     result.numC = 0;