modpost: disallow the combination of EXPORT_SYMBOL and __meminit*

Theoretically, we could export conditionally-discarded code sections,
such as .meminit*, if all the users can become modular under a certain
condition. However, that would be difficult to control and such a tricky
case has never occurred.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>

diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 160336efedba70e0756f2d1ff879a841cbd5a5e4..f76ae0909ccd2b45c10cc1bff2d49a53f6e8c907 100644 (file)
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -1164,7 +1164,7 @@ static void check_export_symbol(struct module *mod, struct elf_info *elf,
            ELF_ST_TYPE(sym->st_info) == STT_LOPROC)
                s->is_func = true;
 
-       if (match(secname, PATTERNS(INIT_SECTIONS)))
+       if (match(secname, PATTERNS(ALL_INIT_SECTIONS)))
                warn("%s: %s: EXPORT_SYMBOL used for init symbol. Remove __init or EXPORT_SYMBOL.\n",
                     mod->name, name);
        else if (match(secname, PATTERNS(ALL_EXIT_SECTIONS)))