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| author | Alan Modra <amodra@gmail.com> | 2020-08-26 18:22:07 +0930 |
|---|---|---|
| committer | Alan Modra <amodra@gmail.com> | 2020-08-26 23:23:44 +0930 |
| commit | 55e61b8ad977cba772753c8dbba5c81f6b1fa54c (patch) | |
| tree | 35016a83cf928e7a7fa3531896f592f8c971b130 | |
| parent | 1673aff56987e560ab429beba0d77b85a1c4e064 (diff) | |
| download | gdb-55e61b8ad977cba772753c8dbba5c81f6b1fa54c.zip gdb-55e61b8ad977cba772753c8dbba5c81f6b1fa54c.tar.gz gdb-55e61b8ad977cba772753c8dbba5c81f6b1fa54c.tar.bz2 | |
PR26475 UBSAN: elfxx-mips.c:12180 null pointer memset
Another memset(0,0,0)
PR 26475
* elfxx-mips.c (_bfd_mips_elf_finish_dynamic_sections): Check
sstubs->contents != NULL.
| -rw-r--r-- | bfd/ChangeLog | 6 | ||||
| -rw-r--r-- | bfd/elfxx-mips.c | 3 |
2 files changed, 8 insertions, 1 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 20a02d9..3a85c3e 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,5 +1,11 @@ 2020-08-26 Alan Modra <amodra@gmail.com> + PR 26475 + * elfxx-mips.c (_bfd_mips_elf_finish_dynamic_sections): Check + sstubs->contents != NULL. + +2020-08-26 Alan Modra <amodra@gmail.com> + PR 26453 * som.c (som_prep_for_fixups): Return early when no symbols. diff --git a/bfd/elfxx-mips.c b/bfd/elfxx-mips.c index fda653e..bc08435 100644 --- a/bfd/elfxx-mips.c +++ b/bfd/elfxx-mips.c @@ -12172,7 +12172,8 @@ _bfd_mips_elf_finish_dynamic_sections (bfd *output_bfd, s->contents)); /* Clean up a dummy stub function entry in .text. */ - if (htab->sstubs != NULL) + if (htab->sstubs != NULL + && htab->sstubs->contents != NULL) { file_ptr dummy_offset; |