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>
diff --git a/scripts/basic/fixdep.c b/scripts/basic/fixdep.c
index 46cc1b3..c68fd61 100644
--- a/scripts/basic/fixdep.c
+++ b/scripts/basic/fixdep.c
@@ -192,23 +192,6 @@
}
/*
- * 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.
*/
static void use_config(const char *m, int slen)
@@ -325,8 +308,6 @@
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'))