[binutils, ARM, 5/16] BF insns infrastructure with new global reloc R_ARM_THM_BF16

[binutils-gdb.git] / bfd / opncls.c

diff --git a/bfd/opncls.c b/bfd/opncls.c
index 16b568c8ab2d5e65f58ea8ea83d6744fc7fbdce3..b8cda411e608d13919639cfca361a1ec2cc6322d 100644 (file)
--- a/bfd/opncls.c
+++ b/bfd/opncls.c
@@ -1,5 +1,5 @@
 /* opncls.c -- open and close a BFD.
-   Copyright (C) 1990-2018 Free Software Foundation, Inc.
+   Copyright (C) 1990-2019 Free Software Foundation, Inc.
 
    Written by Cygnus Support.
 
@@ -1877,10 +1877,11 @@ get_build_id (bfd *abfd)
   inote.descdata = inote.namedata + BFD_ALIGN (inote.namesz, 4);
   /* FIXME: Should we check for extra notes in this section ?  */
 
-  if (inote.descsz == 0
+  if (inote.descsz <= 0
       || inote.type != NT_GNU_BUILD_ID
       || inote.namesz != 4 /* sizeof "GNU"  */
       || strncmp (inote.namedata, "GNU", 4) != 0
+      || inote.descsz > 0x7ffffffe
       || size < (12 + BFD_ALIGN (inote.namesz, 4) + inote.descsz))
     {
       free (contents);