Fix address violation issues encountered when parsing corrupt binaries.

[deliverable/binutils-gdb.git] / bfd / nlmcode.h

diff --git a/bfd/nlmcode.h b/bfd/nlmcode.h
index 6d6aed02c1012f5082671fcc7b2ebf323325e95c..350c83e12080397c4297121f48a54aa11c5e24dc 100644 (file)
--- a/bfd/nlmcode.h
+++ b/bfd/nlmcode.h
@@ -351,7 +351,9 @@ nlm_swap_auxiliary_headers_in (bfd *abfd)
              bfd_byte *contents;
              bfd_byte *p, *pend;
 
-             BFD_ASSERT (hdrLength == 0 && hdr == NULL);
+             /* See PR 21840 for a reproducer.  */
+             if (hdrLength != 0 || hdr != NULL)
+               return FALSE;
 
              pos = bfd_tell (abfd);
              if (bfd_seek (abfd, dataOffset, SEEK_SET) != 0)