From c65558baa0382d59398234c5a05debdc5a98eb1b Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Wed, 22 Apr 2009 12:29:32 -0700 Subject: [PATCH] Fix relocation when symbols are resolved in non-ET_REL modules. --- libdwfl/ChangeLog | 3 +++ libdwfl/relocate.c | 8 +++++++- 2 files changed, 10 insertions(+), 1 deletion(-) diff --git a/libdwfl/ChangeLog b/libdwfl/ChangeLog index 86a08e932..f0b0a284a 100644 --- a/libdwfl/ChangeLog +++ b/libdwfl/ChangeLog @@ -1,5 +1,8 @@ 2009-04-22 Roland McGrath + * relocate.c (resolve_symbol): Apply correct bias to st_value found in + a non-ET_REL module. + * dwfl_module_build_id.c (__libdwfl_find_build_id): Fix last change to adjust properly for non-ET_REL. diff --git a/libdwfl/relocate.c b/libdwfl/relocate.c index b236ca50a..2c0f30108 100644 --- a/libdwfl/relocate.c +++ b/libdwfl/relocate.c @@ -267,9 +267,15 @@ resolve_symbol (Dwfl_Module *referer, struct reloc_symtab_cache *symtab, continue; /* We found it! */ - if (shndx == SHN_ABS) + if (shndx == SHN_ABS) /* XXX maybe should apply bias? */ return DWFL_E_NOERROR; + if (m->e_type != ET_REL) + { + sym->st_value += m->symfile->bias; + return DWFL_E_NOERROR; + } + /* In an ET_REL file, the symbol table values are relative to the section, not to the module's load base. */ size_t symshstrndx = SHN_UNDEF; -- 2.47.3