Author: kib
Date: Sat Nov 22 18:15:02 2014
New Revision: 274878
URL: https://svnweb.freebsd.org/changeset/base/274878

Log:
  The size value should be asserted when it is known.
  
  Reported and tested by:       pho
  Sponsored by: The FreeBSD Foundation

Modified:
  head/sys/kern/imgact_elf.c

Modified: head/sys/kern/imgact_elf.c
==============================================================================
--- head/sys/kern/imgact_elf.c  Sat Nov 22 18:09:24 2014        (r274877)
+++ head/sys/kern/imgact_elf.c  Sat Nov 22 18:15:02 2014        (r274878)
@@ -1800,7 +1800,7 @@ __elfN(note_threadmd)(void *arg, struct 
                buf = NULL;
        size = 0;
        __elfN(dump_thread)(td, buf, &size);
-       KASSERT(*sizep == size, ("invalid size"));
+       KASSERT(sb == NULL || *sizep == size, ("invalid size"));
        if (size != 0 && sb != NULL)
                sbuf_bcat(sb, buf, size);
        free(buf, M_TEMP);
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