wldap32: Fix some potential infinite loops because of an unsigned loop counter.

dlls/wldap32/init.c

@@ -109,8 +109,7 @@ static char **split_hostnames( const char *hostnames )
     return res;
 
 oom:
-    for (--i; i >= 0; i--)
-        strfreeU( res[i] );
+    while (i > 0) strfreeU( res[--i] );
 
     HeapFree( GetProcessHeap(), 0, res );
     HeapFree( GetProcessHeap(), 0, str );

dlls/wldap32/value.c

@@ -190,9 +190,7 @@ static char **bv2str_array( struct berval **bv )
         str[i] = bv2str( *p );
         if (!str[i])
         {
-            for (--i; i >= 0; i--)
-                HeapFree( GetProcessHeap(), 0, str[i] );
-
+            while (i > 0) HeapFree( GetProcessHeap(), 0, str[--i] );
             HeapFree( GetProcessHeap(), 0, str );
             return NULL;
         }