From e97e2c293464f01bfca7ddf84d85255da2dbcd8b Mon Sep 17 00:00:00 2001
From: Heiko Reese <reese@kit.edu>
Date: Sat, 7 Aug 2021 12:22:30 +0200
Subject: [PATCH] string_sprintf -> string_copy for constant strings withour
 formatting

---
 src/libexim-kitencrypt-dlfunc.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/libexim-kitencrypt-dlfunc.c b/src/libexim-kitencrypt-dlfunc.c
index d4b59c7..85f50f9 100644
--- a/src/libexim-kitencrypt-dlfunc.c
+++ b/src/libexim-kitencrypt-dlfunc.c
@@ -1,8 +1,12 @@
 #include <stdlib.h>
 #include <string.h>
 #include <strings.h>
-#include "secretkey.h"
 #include <sodium.h>
+
+/* Local encryption key */
+#include "secretkey.h"
+
+/* Exim4 dlfunc API header */
 #include <local_scan.h>
 
 int kitencrypt(uschar **yield, int argc, uschar *argv[]) {
@@ -12,7 +16,7 @@ int kitencrypt(uschar **yield, int argc, uschar *argv[]) {
 
 	sinit = sodium_init();
 	if (sinit == -1 ) {
-		*yield = string_sprintf("Unable to initialize libsodium");
+		*yield = string_copy(US"Unable to initialize libsodium");
 		return ERROR;
 	}
 	if (argc != 1) {
@@ -42,7 +46,7 @@ int kitencrypt(uschar **yield, int argc, uschar *argv[]) {
 
 	free(ciphertext);
 
-	*yield = string_sprintf(outstring);
+	*yield = string_copy(outstring);
 
 	free(outstring);