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modpost: pass around const struct sectioncheck * instead of enum mismatch

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This prepares having a per-check whitelist of symbol names.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
This commit is contained in:
Uwe Kleine-König 2010-01-30 16:56:20 +01:00
parent bbd3f4fb84
commit 0d2a636ee6
1 changed files with 9 additions and 7 deletions
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16
scripts/mod/modpost.c
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@ -933,7 +933,8 @@ const struct sectioncheck sectioncheck[] = {
}
};
static int section_mismatch(const char *fromsec, const char *tosec)
static const struct sectioncheck *section_mismatch(
const char *fromsec, const char *tosec)
{
int i;
int elems = sizeof(sectioncheck) / sizeof(struct sectioncheck);
@ -942,10 +943,10 @@ static int section_mismatch(const char *fromsec, const char *tosec)
for (i = 0; i < elems; i++) {
if (match(fromsec, check->fromsec) &&
match(tosec, check->tosec))
return check->mismatch;
return check;
check++;
}
return NO_MISMATCH;
return NULL;
}
/**
@ -1158,7 +1159,8 @@ static int is_function(Elf_Sym *sym)
* 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, enum mismatch mismatch,
static void report_sec_mismatch(const char *modname,
const struct sectioncheck *mismatch,
const char *fromsec,
unsigned long long fromaddr,
const char *fromsym,
@ -1189,7 +1191,7 @@ static void report_sec_mismatch(const char *modname, enum mismatch mismatch,
modname, fromsec, fromaddr, from, fromsym, from_p, to, tosec,
tosym, to_p);
switch (mismatch) {
switch (mismatch->mismatch) {
case TEXT_TO_ANY_INIT:
fprintf(stderr,
"The function %s%s() references\n"
@ -1289,11 +1291,11 @@ static void check_section_mismatch(const char *modname, struct elf_info *elf,
Elf_Rela *r, Elf_Sym *sym, const char *fromsec)
{
const char *tosec;
enum mismatch mismatch;
const struct sectioncheck *mismatch;
tosec = sec_name(elf, sym->st_shndx);
mismatch = section_mismatch(fromsec, tosec);
if (mismatch != NO_MISMATCH) {
if (mismatch) {
Elf_Sym *to;
Elf_Sym *from;
const char *tosym;