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modpost: reuse ARRAY_SIZE() macro for section_mismatch() 

Move ARRAY_SIZE() from file2alias.c to modpost.h to reuse it in
section_mismatch().

Also, move the variable 'check' inside the for-loop.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
This commit is contained in:
Masahiro Yamada 2022-05-24 01:46:25 +09:00
parent 76954527fe
commit c5c468dcc2
3 changed files with 6 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
scripts/mod/file2alias.c
View File

@ -734,8 +734,6 @@ static int do_vio_entry(const char *filename, void *symval,
return 1;
}
#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
static void do_input(char *alias,
kernel_ulong_t *arr, unsigned int min, unsigned int max)
{

7
scripts/mod/modpost.c
View File

@ -1049,8 +1049,6 @@ static const struct sectioncheck *section_mismatch(
const char *fromsec, const char *tosec)
{
int i;
int elems = sizeof(sectioncheck) / sizeof(struct sectioncheck);
const struct sectioncheck *check = &sectioncheck[0];
/*
* The target section could be the SHT_NUL section when we're
@ -1061,14 +1059,15 @@ static const struct sectioncheck *section_mismatch(
if (*tosec == '\0')
return NULL;
for (i = 0; i < elems; i++) {
for (i = 0; i < ARRAY_SIZE(sectioncheck); i++) {
const struct sectioncheck *check = &sectioncheck[i];
if (match(fromsec, check->fromsec)) {
if (check->bad_tosec[0] && match(tosec, check->bad_tosec))
return check;
if (check->good_tosec[0] && !match(tosec, check->good_tosec))
return check;
}
check++;
}
return NULL;
}

3
scripts/mod/modpost.h
View File

@ -97,6 +97,9 @@ static inline void __endian(const void *src, void *dest, unsigned int size)
#endif
#define NOFAIL(ptr) do_nofail((ptr), #ptr)
#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
void *do_nofail(void *ptr, const char *expr);
struct buffer {