save-keys: Fix build with DEBUG_LEVEL < 0

diff --git a/src/libcharon/plugins/save_keys/save_keys_listener.c b/src/libcharon/plugins/save_keys/save_keys_listener.c
index 712787ac9ad272f0b9d8e9dea6fdd9a94a3be260..9565a74f362339b900de41ec02cdb3eea524f1f5 100644 (file)
--- a/src/libcharon/plugins/save_keys/save_keys_listener.c
+++ b/src/libcharon/plugins/save_keys/save_keys_listener.c
@@ -420,7 +420,7 @@ save_keys_listener_t *save_keys_listener_create()
 
        if (this->path && (this->ike || this->esp))
        {
-               char *keys = "IKE";
+               char *keys DBG_UNUSED = "IKE";
 
                if (this->ike && this->esp)
                {