1 files changed, 3 insertions, 3 deletions

diff --git a/scripts/kconfig/zconf.l b/scripts/kconfig/zconf.l
index 21ff69c9ad4e..d8f7236cb0a3 100644
--- a/scripts/kconfig/zconf.l
+++ b/scripts/kconfig/zconf.l
@@ -39,7 +39,7 @@ static int last_ts, first_ts;
 static void zconf_endhelp(void);
 static void zconf_endfile(void);
 
-void new_string(void)
+static void new_string(void)
 {
         text = malloc(START_STRSIZE);
         text_asize = START_STRSIZE;
@@ -47,7 +47,7 @@ void new_string(void)
         *text = 0;
 }
 
-void append_string(const char *str, int size)
+static void append_string(const char *str, int size)
 {
         int new_size = text_size + size + 1;
         if (new_size > text_asize) {
@@ -61,7 +61,7 @@ void append_string(const char *str, int size)
         text[text_size] = 0;
 }
 
-void alloc_string(const char *str, int size)
+static void alloc_string(const char *str, int size)
 {
         text = malloc(size + 1);
         memcpy(text, str, size);