toolchain/uClibc/patches-0.9.33.2/011-dlsym_rtld_next_fix.patch

   1 --- a/ldso/libdl/libdl.c
   2 +++ b/ldso/libdl/libdl.c
   3 @@ -671,7 +671,7 @@ static void *do_dlsym(void *vhandle, con
   4  {
   5         struct elf_resolve *tpnt, *tfrom;
   6         struct dyn_elf *handle;
   7 -       ElfW(Addr) from;
   8 +       ElfW(Addr) from = 0;
   9         struct dyn_elf *rpnt;
  10         void *ret;
  11         struct symbol_ref sym_ref = { NULL, NULL };
  12 @@ -729,7 +729,12 @@ static void *do_dlsym(void *vhandle, con
  13         tpnt = NULL;
  14         if (handle == _dl_symbol_tables)
  15                 tpnt = handle->dyn; /* Only search RTLD_GLOBAL objs if global object */
  16 -       ret = _dl_find_hash(name2, &handle->dyn->symbol_scope, tpnt, ELF_RTYPE_CLASS_DLSYM, &sym_ref);
  17 +       do {
  18 +               ret = _dl_find_hash(name2, &handle->dyn->symbol_scope, tpnt, ELF_RTYPE_CLASS_DLSYM, &sym_ref);
  19 +               if (ret != NULL)
  20 +                       break;
  21 +               handle = handle->next;
  22 +       } while (from && handle);
  23
  24  #if defined(USE_TLS) && USE_TLS && defined SHARED
  25         if (sym_ref.sym && (ELF_ST_TYPE(sym_ref.sym->st_info) == STT_TLS) && (sym_ref.tpnt)) {