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Re: ld 2.27: segfault on armv7h on input in 'binary' format

From: Nick Clifton
Subject: Re: ld 2.27: segfault on armv7h on input in 'binary' format
Date: Tue, 23 Aug 2016 09:48:56 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.2.0

Hi redfish,

> $ touch foo.dat
> $ /usr/bin/ld -r -b binary -o /tmp/foo.o foo.dat
> Segmentation fault (core dumped)

Ah - snafu - fixed by this patch.


2016-08-23  Nick Clifton  <address@hidden>

        * elf32-arm.c (elf32_arm_count_additional_relocs): Return zero if
        there is no arm data associated with the section.

diff --git a/bfd/elf32-arm.c b/bfd/elf32-arm.c
index 1eba21b..4478238 100644
--- a/bfd/elf32-arm.c
+++ b/bfd/elf32-arm.c
@@ -18688,7 +18688,7 @@ elf32_arm_count_additional_relocs (asection *sec)
   struct _arm_elf_section_data *arm_data;
   arm_data = get_arm_elf_section_data (sec);
-  return arm_data->additional_reloc_count;
+  return arm_data == NULL ? 0 : arm_data->additional_reloc_count;
 /* Called to set the sh_flags, sh_link and sh_info fields of OSECTION which

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