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| author | H.J. Lu <hjl.tools@gmail.com> | 2018-09-21 04:07:50 -0700 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2018-09-21 04:08:01 -0700 |
| commit | 95475e5d6b7529309ca804fdc2c2e04d654c3978 (patch) | |
| tree | e8de48c86472e4d793474007d5506c3dffd4232f /include/elf | |
| parent | be9a9af90654c29c2e90375a64b4d18ef75c56a0 (diff) | |
| download | gdb-95475e5d6b7529309ca804fdc2c2e04d654c3978.zip gdb-95475e5d6b7529309ca804fdc2c2e04d654c3978.tar.gz gdb-95475e5d6b7529309ca804fdc2c2e04d654c3978.tar.bz2 | |
ELF: Don't include zero size sections at start of PT_NOTE segment
We shouldn't include zero size sections at start of PT_NOTE segment,
similar to PT_DYNAMIC segment.
PR binutils/23694
* include/elf/internal.h (ELF_SECTION_IN_SEGMENT_1): Don't
include zero size sections at start of PT_NOTE segment.
Diffstat (limited to 'include/elf')
| -rw-r--r-- | include/elf/internal.h | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/include/elf/internal.h b/include/elf/internal.h index 05f9fab..0d96f0c 100644 --- a/include/elf/internal.h +++ b/include/elf/internal.h @@ -311,8 +311,8 @@ struct elf_segment_map VMAs are checked for alloc sections. If STRICT, then a zero size section won't match at the end of a segment, unless the segment is also zero size. Regardless of STRICT and CHECK_VMA, zero size - sections won't match at the start or end of PT_DYNAMIC, unless - PT_DYNAMIC is itself zero sized. */ + sections won't match at the start or end of PT_DYNAMIC nor PT_NOTE, + unless PT_DYNAMIC and PT_NOTE are themselves zero sized. */ #define ELF_SECTION_IN_SEGMENT_1(sec_hdr, segment, check_vma, strict) \ ((/* Only PT_LOAD, PT_GNU_RELRO and PT_TLS segments can contain \ SHF_TLS sections. */ \ @@ -352,8 +352,10 @@ struct elf_segment_map && (((sec_hdr)->sh_addr - (segment)->p_vaddr \ + ELF_SECTION_SIZE(sec_hdr, segment)) \ <= (segment)->p_memsz))) \ - /* No zero size sections at start or end of PT_DYNAMIC. */ \ - && ((segment)->p_type != PT_DYNAMIC \ + /* No zero size sections at start or end of PT_DYNAMIC nor \ + PT_NOTE. */ \ + && (((segment)->p_type != PT_DYNAMIC \ + && (segment)->p_type != PT_NOTE) \ || (sec_hdr)->sh_size != 0 \ || (segment)->p_memsz == 0 \ || (((sec_hdr)->sh_type == SHT_NOBITS \ |