diff --git a/alsactl/alsactl.c b/alsactl/alsactl.c
index e0bc276..df5aba2 100644
--- a/alsactl/alsactl.c
+++ b/alsactl/alsactl.c
@@ -97,7 +97,8 @@ int main(int argc, char *argv[])
 	};
 	char *cfgfile = SYS_ASOUNDRC;
 	char *initfile = DATADIR "/init/00main";
-	char *cardname, **tmp, ncardname[16];
+	char *cardname, ncardname[16];
+	const char *const *tmp;
 	int removestate = 0;
 	int init_fallback = 1; /* new default behavior */
 	int res;
diff --git a/alsactl/init_utils_string.c b/alsactl/init_utils_string.c
index 2598e9f..01ea800 100644
--- a/alsactl/init_utils_string.c
+++ b/alsactl/init_utils_string.c
@@ -17,17 +17,6 @@
  */
 
 
-static int string_is_true(const char *str)
-{
-	if (strcasecmp(str, "true") == 0)
-		return 1;
-	if (strcasecmp(str, "yes") == 0)
-		return 1;
-	if (strcasecmp(str, "1") == 0)
-		return 1;
-	return 0;
-}
-
 static void remove_trailing_chars(char *path, char c)
 {
 	size_t len;