Fix a memory leak in SECITEM_FreeArray.

patches/nss-secitem-array-leak.patch

+diff --git a/lib/util/secitem.c b/lib/util/secitem.c
+--- a/lib/util/secitem.c
++++ b/lib/util/secitem.c
+@@ -353,17 +352,18 @@ loser:
+         /*
+          * If array is not NULL, the above has set array->data and
+          * array->len to 0.
+          */
+     }
+     return(NULL);
+ }
+ 
+-void secitem_FreeArray(SECItemArray *array, PRBool zero_items, PRBool freeit)
++static void
++secitem_FreeArray(SECItemArray *array, PRBool zero_items, PRBool freeit)
+ {
+     unsigned int i;
+ 
+     if (!array || !array->len || !array->items)
+         return;
+ 
+     for (i=0; i<array->len; ++i) {
+         SECItem *item = &array->items[i];
+@@ -371,16 +371,19 @@ void secitem_FreeArray(SECItemArray *arr
+         if (item->data) {
+             if (zero_items) {
+                 SECITEM_ZfreeItem(item, PR_FALSE);
+             } else {
+                 SECITEM_FreeItem(item, PR_FALSE);
+             }
+         }
+     }
++    PORT_Free(array->items);
++    array->items = NULL;
++    array->len = 0;
+ 
+     if (freeit)
+         PORT_Free(array);
+ }
+ 
+ void SECITEM_FreeArray(SECItemArray *array, PRBool freeit)
+ {
+     secitem_FreeArray(array, PR_FALSE, freeit);