From 25bbc984802ebed8906adb1abbb9cb72aadf6a6e Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Tue, 13 Dec 2005 15:34:28 +0000 Subject: [PATCH] 2005-12-13 H.J. Lu PR ld/2008 * elf.c (_bfd_elf_setup_sections): Return FALSE if elf_linked_to_section will be set to NULL. * format.c (bfd_check_format_matches): Don't check the default target twice. --- bfd/ChangeLog | 9 +++++++++ bfd/elf.c | 17 ++++++++++++++++- bfd/format.c | 4 +++- 3 files changed, 28 insertions(+), 2 deletions(-) diff --git a/bfd/ChangeLog b/bfd/ChangeLog index f7ed00ac08d..1cddc784506 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,12 @@ +2005-12-13 H.J. Lu + + PR ld/2008 + * elf.c (_bfd_elf_setup_sections): Return FALSE if + elf_linked_to_section will be set to NULL. + + * format.c (bfd_check_format_matches): Don't check the default + target twice. + 2005-12-13 Alan Modra * elf64-ppc.c (ppc64_elf_relocate_section): Force tail calls in diff --git a/bfd/elf.c b/bfd/elf.c index 58a90596d31..019f72a030e 100644 --- a/bfd/elf.c +++ b/bfd/elf.c @@ -654,8 +654,23 @@ _bfd_elf_setup_sections (bfd *abfd) } else { + asection *link; + this_hdr = elf_elfsections (abfd)[elfsec]; - elf_linked_to_section (s) = this_hdr->bfd_section; + + /* PR 1991, 2008: + Some strip/objcopy may leave an incorrect value in + sh_link. We don't want to proceed. */ + link = this_hdr->bfd_section; + if (link == NULL) + { + (*_bfd_error_handler) + (_("%B: sh_link [%d] in section `%A' is incorrect"), + s->owner, s, elfsec); + result = FALSE; + } + + elf_linked_to_section (s) = link; } } } diff --git a/bfd/format.c b/bfd/format.c index ba9ca9f6095..6a34dd2bea4 100644 --- a/bfd/format.c +++ b/bfd/format.c @@ -217,7 +217,9 @@ bfd_check_format_matches (bfd *abfd, bfd_format format, char ***matching) const bfd_target *temp; bfd_error_type err; - if (*target == &binary_vec) + /* Don't check the default target twice. */ + if (*target == &binary_vec + || (!abfd->target_defaulted && *target == save_targ)) continue; abfd->xvec = *target; /* Change BFD's target temporarily. */ -- 2.30.2