Check error return from bfd_canonicalize_dynamic_reloc

Since bfd_canonicalize_dynamic_reloc returns -1 on error, check it in
_bfd_x86_elf_get_synthetic_symtab.

	PR ld/22148
	* elfxx-x86.c (_bfd_x86_elf_get_synthetic_symtab): Check error
	return from bfd_canonicalize_dynamic_reloc.

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 5f6b423..c607549 100644 (file)
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,9 @@
+2017-09-18  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR ld/22148
+       * elfxx-x86.c (_bfd_x86_elf_get_synthetic_symtab): Check error
+       return from bfd_canonicalize_dynamic_reloc.
+
 2017-09-15  Alan Modra  <amodra@gmail.com>
 
        PR 22116

diff --git a/bfd/elfxx-x86.c b/bfd/elfxx-x86.c
index c41dbef..2145308 100644 (file)
--- a/bfd/elfxx-x86.c
+++ b/bfd/elfxx-x86.c
@@ -1807,6 +1807,8 @@ _bfd_x86_elf_get_synthetic_symtab (bfd *abfd,
 
   dynrelcount = bfd_canonicalize_dynamic_reloc (abfd, dynrelbuf,
                                                dynsyms);
+  if (dynrelcount < 0)
+    return -1;
 
   /* Sort the relocs by address.  */
   qsort (dynrelbuf, dynrelcount, sizeof (arelent *),