diff options
| -rw-r--r-- | bfd/elf.c | 11 | ||||
| -rw-r--r-- | bfd/elf32-ppc.c | 6 | ||||
| -rw-r--r-- | bfd/elf64-ia64-vms.c | 2 | ||||
| -rw-r--r-- | bfd/elf64-ppc.c | 6 | ||||
| -rw-r--r-- | bfd/elflink.c | 8 |
5 files changed, 14 insertions, 19 deletions
@@ -1721,14 +1721,9 @@ _bfd_elf_print_private_bfd_data (bfd *abfd, void *farg) extdynsize = get_elf_backend_data (abfd)->s->sizeof_dyn; swap_dyn_in = get_elf_backend_data (abfd)->s->swap_dyn_in; - extdyn = dynbuf; - /* PR 17512: file: 6f427532. */ - if (s->size < extdynsize) - goto error_return; - extdynend = extdyn + s->size; - /* PR 17512: file: id:000006,sig:06,src:000000,op:flip4,pos:5664. - Fix range check. */ - for (; extdyn <= (extdynend - extdynsize); extdyn += extdynsize) + for (extdyn = dynbuf, extdynend = dynbuf + s->size; + (size_t) (extdynend - extdyn) >= extdynsize; + extdyn += extdynsize) { Elf_Internal_Dyn dyn; const char *name = ""; diff --git a/bfd/elf32-ppc.c b/bfd/elf32-ppc.c index 3582711..1f77e18 100644 --- a/bfd/elf32-ppc.c +++ b/bfd/elf32-ppc.c @@ -1852,9 +1852,9 @@ ppc_elf_get_synthetic_symtab (bfd *abfd, long symcount, asymbol **syms, extdynsize = get_elf_backend_data (abfd)->s->sizeof_dyn; swap_dyn_in = get_elf_backend_data (abfd)->s->swap_dyn_in; - extdyn = dynbuf; - extdynend = extdyn + dynamic->size; - for (; extdyn < extdynend; extdyn += extdynsize) + for (extdyn = dynbuf, extdynend = dynbuf + dynamic->size; + (size_t) (extdynend - extdyn) >= extdynsize; + extdyn += extdynsize) { Elf_Internal_Dyn dyn; (*swap_dyn_in) (abfd, extdyn, &dyn); diff --git a/bfd/elf64-ia64-vms.c b/bfd/elf64-ia64-vms.c index 4d8f985..613dacd 100644 --- a/bfd/elf64-ia64-vms.c +++ b/bfd/elf64-ia64-vms.c @@ -4845,7 +4845,7 @@ elf64_vms_link_add_object_symbols (bfd *abfd, struct bfd_link_info *info) } for (extdyn = dynbuf; - extdyn < dynbuf + s->size; + (size_t) (dynbuf + s->size - extdyn) >= bed->s->sizeof_dyn; extdyn += bed->s->sizeof_dyn) { Elf_Internal_Dyn dyn; diff --git a/bfd/elf64-ppc.c b/bfd/elf64-ppc.c index cfcd263..f1e482f 100644 --- a/bfd/elf64-ppc.c +++ b/bfd/elf64-ppc.c @@ -2513,9 +2513,9 @@ ppc64_elf_get_synthetic_symtab (bfd *abfd, extdynsize = get_elf_backend_data (abfd)->s->sizeof_dyn; swap_dyn_in = get_elf_backend_data (abfd)->s->swap_dyn_in; - extdyn = dynbuf; - extdynend = extdyn + dynamic->size; - for (; extdyn < extdynend; extdyn += extdynsize) + for (extdyn = dynbuf, extdynend = dynbuf + dynamic->size; + (size_t) (extdynend - extdyn) >= extdynsize; + extdyn += extdynsize) { Elf_Internal_Dyn dyn; (*swap_dyn_in) (abfd, extdyn, &dyn); diff --git a/bfd/elflink.c b/bfd/elflink.c index 2b1450f..89dcf26 100644 --- a/bfd/elflink.c +++ b/bfd/elflink.c @@ -4406,7 +4406,7 @@ elf_link_add_object_symbols (bfd *abfd, struct bfd_link_info *info) shlink = elf_elfsections (abfd)[elfsec]->sh_link; for (extdyn = dynbuf; - extdyn <= dynbuf + s->size - bed->s->sizeof_dyn; + (size_t) (dynbuf + s->size - extdyn) >= bed->s->sizeof_dyn; extdyn += bed->s->sizeof_dyn) { Elf_Internal_Dyn dyn; @@ -8219,9 +8219,9 @@ bfd_elf_get_bfd_needed_list (bfd *abfd, extdynsize = get_elf_backend_data (abfd)->s->sizeof_dyn; swap_dyn_in = get_elf_backend_data (abfd)->s->swap_dyn_in; - extdyn = dynbuf; - extdynend = extdyn + s->size; - for (; extdyn < extdynend; extdyn += extdynsize) + for (extdyn = dynbuf, extdynend = dynbuf + s->size; + (size_t) (extdynend - extdyn) >= extdynsize; + extdyn += extdynsize) { Elf_Internal_Dyn dyn; |