diff options
Diffstat (limited to 'ldso')
| -rw-r--r-- | ldso/ldso/sh/elfinterp.c | 43 |
1 files changed, 25 insertions, 18 deletions
diff --git a/ldso/ldso/sh/elfinterp.c b/ldso/ldso/sh/elfinterp.c index e94c44dad..928a84b40 100644 --- a/ldso/ldso/sh/elfinterp.c +++ b/ldso/ldso/sh/elfinterp.c @@ -167,26 +167,33 @@ _dl_do_reloc (struct elf_resolve *tpnt, struct r_scope_elem *scope, reloc_type = ELF32_R_TYPE(rpnt->r_info); symtab_index = ELF32_R_SYM(rpnt->r_info); symbol_addr = 0; - symname = strtab + symtab[symtab_index].st_name; if (symtab_index) { - symbol_addr = (unsigned long) _dl_find_hash(symname, scope, tpnt, ¤t_value, - elf_machine_type_class(reloc_type), &tls_tpnt); - /* - * We want to allow undefined references to weak symbols - this might - * have been intentional. We should not be linking local symbols - * here, so all bases should be covered. - */ - - if (!symbol_addr - && (ELF_ST_TYPE(symtab[symtab_index].st_info) != STT_TLS) - && (ELF32_ST_BIND(symtab[symtab_index].st_info) != STB_WEAK)) { - _dl_dprintf(2, "%s: can't resolve symbol '%s'\n", - _dl_progname, strtab + symtab[symtab_index].st_name); - - /* Let the caller to handle the error: it may be non fatal if called from dlopen */ - return 1; - } + symname = strtab + symtab[symtab_index].st_name; + if (ELF32_ST_VISIBILITY(symtab[symtab_index].st_other) + != STV_PROTECTED) { + symbol_addr = (unsigned long) _dl_find_hash(symname, scope, tpnt, ¤t_value, + elf_machine_type_class(reloc_type), &tls_tpnt); + /* + * We want to allow undefined references to weak symbols - this might + * have been intentional. We should not be linking local symbols + * here, so all bases should be covered. + */ + + if (!symbol_addr + && (ELF_ST_TYPE(symtab[symtab_index].st_info) != STT_TLS) + && (ELF32_ST_BIND(symtab[symtab_index].st_info) != STB_WEAK)) { + _dl_dprintf(2, "%s: can't resolve symbol '%s'\n", + _dl_progname, strtab + symtab[symtab_index].st_name); + + /* Let the caller to handle the error: it may be non fatal if called from dlopen */ + return 1; + } + } else + /* Resolve protected symbols locally */ + symbol_addr = DL_FIND_HASH_VALUE(tpnt, elf_machine_type_class(reloc_type), + &symtab[symtab_index]); + if (_dl_trace_prelink) _dl_debug_lookup (symname, tpnt, &symtab[symtab_index], ¤t_value, elf_machine_type_class(reloc_type)); |