msan: vms-alpha use-of-uninitialized-value in dst_retrieve_location
authorAlan Modra <amodra@gmail.com>
Mon, 12 Sep 2022 09:20:53 +0000 (18:50 +0930)
committerAlan Modra <amodra@gmail.com>
Wed, 14 Sep 2022 00:49:56 +0000 (10:19 +0930)
* vms-alpha.c (dst_define_location): Init any unused entries.

bfd/vms-alpha.c

index 0ea9ed544f1f9512ec787ee0017a679751fbfec5..9db476363ee5f11f7963d507ff9ca843b7eee79a 100644 (file)
@@ -1570,6 +1570,8 @@ dst_define_location (bfd *abfd, unsigned int loc)
                               (loc + 1) * sizeof (unsigned int));
       if (PRIV (dst_ptr_offsets) == NULL)
        return false;
+      memset (PRIV (dst_ptr_offsets) + PRIV (dst_ptr_offsets_count), 0,
+             (loc - PRIV (dst_ptr_offsets_count)) * sizeof (unsigned int));
       PRIV (dst_ptr_offsets_count) = loc + 1;
     }