[PATCH v4 05/21] modpost: squash report_sec_mismatch() into default_mismatch_handler()

Masahiro Yamada
2023-05-13T20:45:36Z

report_sec_mismatch() and default_mismatch_handler() are small enough
to be merged together.

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

scripts/mod/modpost.c | 55 ++++++++++++++++---------------------------
1 file changed, 20 insertions(+), 35 deletions(-)

diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 7a9a3ef8ca0d..bb7d1d87bae7 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -1207,17 +1207,27 @@ static Elf_Sym *find_elf_symbol2(struct elf_info *elf, Elf_Addr addr,
return near;
}

-/*
- * Print a warning about a section mismatch.
- * Try to find symbols near it so user can find it.
- * Check whitelist before warning - it may be a false positive.
- */
-static void report_sec_mismatch(const char *modname,
- const struct sectioncheck *mismatch,
- const char *fromsec,
- const char *fromsym,
- const char *tosec, const char *tosym)
+static void default_mismatch_handler(const char *modname, struct elf_info *elf,
+ const struct sectioncheck* const mismatch,
+ Elf_Rela *r, Elf_Sym *sym, const char *fromsec)
{
+ const char *tosec;
+ Elf_Sym *to;
+ Elf_Sym *from;
+ const char *tosym;
+ const char *fromsym;
+
+ from = find_elf_symbol2(elf, r->r_offset, fromsec);
+ fromsym = sym_name(elf, from);
+
+ tosec = sec_name(elf, get_secindex(elf, sym));
+ to = find_elf_symbol(elf, r->r_addend, sym);
+ tosym = sym_name(elf, to);
+
+ /* check whitelist - we may ignore it */
+ if (!secref_whitelist(mismatch, fromsec, fromsym, tosec, tosym))
+ return;
+
sec_mismatch_count++;

switch (mismatch->mismatch) {
@@ -1242,31 +1252,6 @@ static void report_sec_mismatch(const char *modname,
}
}

-static void default_mismatch_handler(const char *modname, struct elf_info *elf,
- const struct sectioncheck* const mismatch,
- Elf_Rela *r, Elf_Sym *sym, const char *fromsec)
-{
- const char *tosec;
- Elf_Sym *to;
- Elf_Sym *from;
- const char *tosym;
- const char *fromsym;
-
- from = find_elf_symbol2(elf, r->r_offset, fromsec);
- fromsym = sym_name(elf, from);
-
- tosec = sec_name(elf, get_secindex(elf, sym));
- to = find_elf_symbol(elf, r->r_addend, sym);
- tosym = sym_name(elf, to);
-
- /* check whitelist - we may ignore it */
- if (secref_whitelist(mismatch,
- fromsec, fromsym, tosec, tosym)) {
- report_sec_mismatch(modname, mismatch,
- fromsec, fromsym, tosec, tosym);
- }
-}
-
static int is_executable_section(struct elf_info* elf, unsigned int section_index)
{
if (section_index > elf->num_sections)
--
2.39.2