Prevent the linker from generaing a seg-fault when the user attempts to link

an ARM ELF binary into an AARCH64 ELF executable.

	PR ld/16671
	* elf32-arm.c (elf32_arm_add_symbol_hook): Check for ARM format
	before testing for vxworks.

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 9872f98..7ecaed6 100644 (file)
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,9 @@
+2014-03-12  Nick Clifton  <nickc@redhat.com>
+
+       PR ld/16671
+       * elf32-arm.c (elf32_arm_add_symbol_hook): Check for ARM format
+       before testing for vxworks.
+
 2014-03-12  Alan Modra  <amodra@gmail.com>
 
        * Makefile.in: Regenerate.

diff --git a/bfd/elf32-arm.c b/bfd/elf32-arm.c
index 4692a05..1aae31b 100644 (file)
--- a/bfd/elf32-arm.c
+++ b/bfd/elf32-arm.c
@@ -15861,6 +15861,9 @@ elf32_arm_add_symbol_hook (bfd *abfd, struct bfd_link_info *info,
          || ELF_ST_BIND (sym->st_info) == STB_GNU_UNIQUE))
     elf_tdata (info->output_bfd)->has_gnu_symbols = TRUE;
 
+  if (elf32_arm_hash_table (info) == NULL)
+    return FALSE;
+
   if (elf32_arm_hash_table (info)->vxworks_p
       && !elf_vxworks_add_symbol_hook (abfd, info, sym, namep,
                                       flagsp, secp, valp))