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kbuild: fixdep: drop meaningless hash table initialization 

The clear_config() is called just once at the beginning of this
program, but the global variable hashtab[] is already zero-filled
at the start-up.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Michal Marek <mmarek@suse.com>
This commit is contained in:
Masahiro Yamada 2015-07-24 14:18:46 +09:00 committed by Michal Marek
parent d721109611
commit d179e22762
1 changed files with 0 additions and 19 deletions
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19
scripts/basic/fixdep.c
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@ -191,23 +191,6 @@ static void define_config(const char *name, int len, unsigned int hash)
hashtab[hash % HASHSZ] = aux;
}
/*
* Clear the set of configuration strings.
*/
static void clear_config(void)
{
struct item *aux, *next;
unsigned int i;
for (i = 0; i < HASHSZ; i++) {
for (aux = hashtab[i]; aux; aux = next) {
next = aux->next;
free(aux);
}
hashtab[i] = NULL;
}
}
/*
* Record the use of a CONFIG_* word.
*/
@ -325,8 +308,6 @@ static void parse_dep_file(void *map, size_t len)
int saw_any_target = 0;
int is_first_dep = 0;
clear_config();
while (m < end) {
/* Skip any "white space" */
while (m < end && (*m == ' ' || *m == '\\' || *m == '\n'))