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modpost: move unresolved symbol checks to check_exports() 

This will fit better in check_exports() than add_versions().

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
This commit is contained in:
Masahiro Yamada 2018-11-23 16:57:23 +09:00
parent c6826ad8a4
commit 3b41528803
1 changed files with 18 additions and 15 deletions
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33
scripts/mod/modpost.c
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@ -2097,15 +2097,27 @@ static void check_for_unused(enum export exp, const char *m, const char *s)
}
}
static void check_exports(struct module *mod)
static int check_exports(struct module *mod)
{
struct symbol *s, *exp;
int err = 0;
for (s = mod->unres; s; s = s->next) {
const char *basename;
exp = find_symbol(s->name);
if (!exp || exp->module == mod)
if (!exp || exp->module == mod) {
if (have_vmlinux && !s->weak) {
if (warn_unresolved) {
warn("\"%s\" [%s.ko] undefined!\n",
s->name, mod->name);
} else {
merror("\"%s\" [%s.ko] undefined!\n",
s->name, mod->name);
err = 1;
}
}
continue;
}
basename = strrchr(mod->name, '/');
if (basename)
basename++;
@ -2115,6 +2127,8 @@ static void check_exports(struct module *mod)
check_for_gpl_usage(exp->export, basename, exp->name);
check_for_unused(exp->export, basename, exp->name);
}
return err;
}
static int check_modname_len(struct module *mod)
@ -2192,19 +2206,8 @@ static int add_versions(struct buffer *b, struct module *mod)
for (s = mod->unres; s; s = s->next) {
exp = find_symbol(s->name);
if (!exp || exp->module == mod) {
if (have_vmlinux && !s->weak) {
if (warn_unresolved) {
warn("\"%s\" [%s.ko] undefined!\n",
s->name, mod->name);
} else {
merror("\"%s\" [%s.ko] undefined!\n",
s->name, mod->name);
err = 1;
}
}
if (!exp || exp->module == mod)
continue;
}
s->module = exp->module;
s->crc_valid = exp->crc_valid;
s->crc = exp->crc;
@ -2507,7 +2510,7 @@ int main(int argc, char **argv)
buf.pos = 0;
err |= check_modname_len(mod);
check_exports(mod);
err |= check_exports(mod);
add_header(&buf, mod);
add_intree_flag(&buf, !external_module);
add_retpoline(&buf);