Message ID | 20170814102910.29E294016719B@oldenburg.str.redhat.com |
---|---|
State | New |
Headers | show |
On Mon, Aug 14, 2017 at 3:29 AM, Florian Weimer <fweimer@redhat.com> wrote: > Assembler code passes the address of _dl_fini to __libc_start_main, > whose function pointer argument lacks the attribute. This means > that calls could use the wrong ABI. Fortunately, for zero-parameter > void-returning functions, internal_function does not change ABI > on i386 (the only architecture which uses internal_function), so > this inconsistency was harmless (which is why it had not been > noticed so far). > > 2017-08-14 Florian Weimer <fweimer@redhat.com> > > * elf/dl-fini.c (_dl_fini): Remove internal_function > * sysdeps/generic/ldsodefs.h (_dl_fini): Likewise. > > LGTM. Thanks.
diff --git a/elf/dl-fini.c b/elf/dl-fini.c index 93b337bea1..d6201b2c81 100644 --- a/elf/dl-fini.c +++ b/elf/dl-fini.c @@ -125,7 +125,6 @@ _dl_sort_fini (struct link_map **maps, size_t nmaps, char *used, Lmid_t ns) void -internal_function _dl_fini (void) { /* Lots of fun ahead. We have to call the destructors for all still diff --git a/sysdeps/generic/ldsodefs.h b/sysdeps/generic/ldsodefs.h index 3c92a296cd..4540096688 100644 --- a/sysdeps/generic/ldsodefs.h +++ b/sysdeps/generic/ldsodefs.h @@ -968,7 +968,7 @@ extern void _dl_init (struct link_map *main_map, int argc, char **argv, /* Call the finalizer functions of all shared objects whose initializer functions have completed. */ -extern void _dl_fini (void) internal_function; +extern void _dl_fini (void); /* Sort array MAPS according to dependencies of the contained objects. */ extern void _dl_sort_fini (struct link_map **maps, size_t nmaps, char *used,