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authorH.J. Lu <hjl.tools@gmail.com>2015-10-06 14:34:17 -0700
committerH.J. Lu <hjl.tools@gmail.com>2015-10-06 14:34:17 -0700
commit8c6da3dfbc65354975680bf7d8e273dbdca5de87 (patch)
tree8fb908ec343ee21d9f26337c12f9babc661cc358
parentcbd641edf3323ce354c0bc7eb54496057040b564 (diff)
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Clear the ch_reserved field in 64-bit output
It is better to clear the ch_reserved field of Elf64_External_Chdr in 64-bit output. * bfd.c (bfd_update_compression_header): Clear the ch_reserved field in 64-bit output. (bfd_convert_section_contents): Likewise.
-rw-r--r--bfd/ChangeLog6
-rw-r--r--bfd/bfd.c2
2 files changed, 8 insertions, 0 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index db6fe6b..b2a8855 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,9 @@
+2015-10-06 H.J. Lu <hongjiu.lu@intel.com>
+
+ * bfd.c (bfd_update_compression_header): Clear the ch_reserved
+ field in 64-bit output.
+ (bfd_convert_section_contents): Likewise.
+
2015-10-05 H.J. Lu <hongjiu.lu@intel.com>
PR ld/18914
diff --git a/bfd/bfd.c b/bfd/bfd.c
index f68f665..9c4457e 100644
--- a/bfd/bfd.c
+++ b/bfd/bfd.c
@@ -2001,6 +2001,7 @@ bfd_update_compression_header (bfd *abfd, bfd_byte *contents,
Elf64_External_Chdr *echdr
= (Elf64_External_Chdr *) contents;
bfd_put_32 (abfd, ELFCOMPRESS_ZLIB, &echdr->ch_type);
+ bfd_put_32 (abfd, 0, &echdr->ch_reserved);
bfd_put_64 (abfd, sec->size, &echdr->ch_size);
bfd_put_64 (abfd, 1 << sec->alignment_power,
&echdr->ch_addralign);
@@ -2251,6 +2252,7 @@ bfd_convert_section_contents (bfd *ibfd, sec_ptr isec, bfd *obfd,
{
Elf64_External_Chdr *echdr = (Elf64_External_Chdr *) contents;
bfd_put_32 (obfd, ELFCOMPRESS_ZLIB, &echdr->ch_type);
+ bfd_put_32 (obfd, 0, &echdr->ch_reserved);
bfd_put_64 (obfd, chdr.ch_size, &echdr->ch_size);
bfd_put_64 (obfd, chdr.ch_addralign, &echdr->ch_addralign);
}