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| author | Gunther Nikl <gnikl@justmail.de> | 2020-05-12 12:18:09 +0100 |
|---|---|---|
| committer | Nick Clifton <nickc@redhat.com> | 2020-05-12 12:18:09 +0100 |
| commit | 533f049e00492f00803c633fbd87a3f985000b22 (patch) | |
| tree | e32999403bd7c1fc88f7fd79e090fa426d96566b | |
| parent | b4991d292edd84c16bd2050bd071198ceae764fe (diff) | |
| download | gdb-533f049e00492f00803c633fbd87a3f985000b22.zip gdb-533f049e00492f00803c633fbd87a3f985000b22.tar.gz gdb-533f049e00492f00803c633fbd87a3f985000b22.tar.bz2 | |
[PATCH] bfd: Fix 64-bit relocation handling for a.out
* aoutx.h (NAME (aout, swap_std_reloc_out)): Reject an unsupported
relocation size.
| -rw-r--r-- | bfd/ChangeLog | 5 | ||||
| -rw-r--r-- | bfd/aoutx.h | 20 |
2 files changed, 21 insertions, 4 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 7852737..34932e7 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,8 @@ +2020-05-12 Gunther Nikl <gnikl@justmail.de> + + * aoutx.h (NAME (aout, swap_std_reloc_out)): Reject an unsupported + relocation size. + 2020-05-11 Alan Modra <amodra@gmail.com> * elf64-ppc.c (xlate_pcrel_opt): Handle lxvp and stxvp. diff --git a/bfd/aoutx.h b/bfd/aoutx.h index d545746..9ffb3fe 100644 --- a/bfd/aoutx.h +++ b/bfd/aoutx.h @@ -1946,10 +1946,22 @@ NAME (aout, swap_std_reloc_out) (bfd *abfd, BFD_ASSERT (g->howto != NULL); - if (bfd_get_reloc_size (g->howto) != 8) - r_length = g->howto->size; /* Size as a power of two. */ - else - r_length = 3; + switch (bfd_get_reloc_size (g->howto)) + { + default: + _bfd_error_handler (_("%pB: unsupported AOUT relocation size: %d"), + abfd, bfd_get_reloc_size (g->howto)); + bfd_set_error (bfd_error_bad_value); + return; + case 1: + case 2: + case 4: + r_length = g->howto->size; /* Size as a power of two. */ + break; + case 8: + r_length = 3; + break; + } r_pcrel = (int) g->howto->pc_relative; /* Relative to PC? */ /* XXX This relies on relocs coming from a.out files. */ |