[Fix] Fix folding for semicolon separated tokens

diff --git a/src/libutil/str_util.c b/src/libutil/str_util.c
index c39dcb7ee101a463e17d0dab6538b58fbe6af3aa..fbaa26c0f6fb1436392276b17ced509e92e008a7 100644 (file)
--- a/src/libutil/str_util.c
+++ b/src/libutil/str_util.c
@@ -1054,8 +1054,8 @@ rspamd_header_value_fold (const gchar *name,
                                        next_state = read_token;
                                }
                                else {
-                                       g_string_append_len (res, c, p - c);
-                                       c = p;
+                                       g_string_append_len (res, c, p - c + 1);
+                                       c = p + 1;
                                        first_token = FALSE;
                                }
                                p ++;