[oe-commits] [openembedded-core] 01/47: binutils-2.27: Fix linker segfaults when linking binary files

[git at git.openembedded.org]

rpurdie pushed a commit to branch morty
in repository openembedded-core.

commit 2b1a571899eec018d6f44876b743e06835ed761d
Author: Khem Raj <raj.khem at gmail.com>
AuthorDate: Fri Oct 28 11:40:58 2016 -0700

    binutils-2.27: Fix linker segfaults when linking binary files
    
    Fixes segfaults when doing partial linking and generaring binary objects
    
    /tmp/binu/ld/ld-new -r -b binary -o etc_certs_ui_ca_pem.o etc_certs_ui_ca_pem
    
    0  elf32_arm_count_additional_relocs (sec=0x79bf40) at /mnt/a/work/oe/binutils-gdb/bfd/elf32-arm.c:18210
    1  0x000000000047635a in bfd_elf_final_link (abfd=abfd at entry=0x783250, info=info at entry=0x748400 <link_info>) at /mnt/a/work/oe/binutils-gdb/bfd/elflink.c:11224
    2  0x000000000044df7b in elf32_arm_final_link (abfd=0x783250, info=0x748400 <link_info>) at /mnt/a/work/oe/binutils-gdb/bfd/elf32-arm.c:12131
    3  0x0000000000418917 in ldwrite () at /mnt/a/work/oe/binutils-gdb/ld/ldwrite.c:577
    4  0x000000000040365f in main (argc=<optimized out>, argv=<optimized out>) at /mnt/a/work/oe/binutils-gdb/ld/ldmain.c:433
    
    gold works ok. The patch is already applied in master binutils
    
    (From OE-Core rev: 00d1913520f1572fa7def865e57852c7f25b0ec4)
    
    Signed-off-by: Khem Raj <raj.khem at gmail.com>
    Signed-off-by: Ross Burton <ross.burton at intel.com>
    Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>
    Signed-off-by: Armin Kuster <akuster808 at gmail.com>
---
 meta/recipes-devtools/binutils/binutils-2.27.inc   |  1 +
 ...lt-in-ARM-linker-when-trying-to-parse-a-b.patch | 31 ++++++++++++++++++++++
 2 files changed, 32 insertions(+)

diff --git a/meta/recipes-devtools/binutils/binutils-2.27.inc b/meta/recipes-devtools/binutils/binutils-2.27.inc
index af1420b..fc81721 100644
--- a/meta/recipes-devtools/binutils/binutils-2.27.inc
+++ b/meta/recipes-devtools/binutils/binutils-2.27.inc
@@ -36,6 +36,7 @@ SRC_URI = "\
      file://0014-libtool-remove-rpath.patch \
      file://0015-binutils-mips-gas-pic-relax-linkonce.diff \
      file://0015-Refine-.cfi_sections-check-to-only-consider-compact-.patch \
+     file://0016-Fix-seg-fault-in-ARM-linker-when-trying-to-parse-a-b.patch \
 "
 S  = "${WORKDIR}/git"
 
diff --git a/meta/recipes-devtools/binutils/binutils/0016-Fix-seg-fault-in-ARM-linker-when-trying-to-parse-a-b.patch b/meta/recipes-devtools/binutils/binutils/0016-Fix-seg-fault-in-ARM-linker-when-trying-to-parse-a-b.patch
new file mode 100644
index 0000000..33bf1e8
--- /dev/null
+++ b/meta/recipes-devtools/binutils/binutils/0016-Fix-seg-fault-in-ARM-linker-when-trying-to-parse-a-b.patch
@@ -0,0 +1,31 @@
+From 72b09de92cc597c53b1d762882b67a17fe56846c Mon Sep 17 00:00:00 2001
+From: Nick Clifton <nickc at redhat.com>
+Date: Tue, 23 Aug 2016 09:45:11 +0100
+Subject: [PATCH 16/16] Fix seg-fault in ARM linker when trying to parse a
+ binary file.
+
+	* elf32-arm.c (elf32_arm_count_additional_relocs): Return zero if
+	there is no arm data associated with the section.
+---
+Upstream-Status: Backport
+Signed-off-by: Khem Raj <raj.khem at gmail.com>
+
+ bfd/elf32-arm.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/bfd/elf32-arm.c b/bfd/elf32-arm.c
+index 700bec3..3fab609 100644
+--- a/bfd/elf32-arm.c
++++ b/bfd/elf32-arm.c
+@@ -18207,7 +18207,7 @@ 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
+-- 
+2.10.1
+

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