[Fix] Fix signing headers creation in DKIM

MFH: true

diff --git a/src/libserver/dkim.c b/src/libserver/dkim.c
index 20750eefeddceb7ae588452cfdd627355090395e..0977badf242863c44437d57785a574f597e589c1 100644 (file)
--- a/src/libserver/dkim.c
+++ b/src/libserver/dkim.c
@@ -2159,7 +2159,7 @@ rspamd_dkim_sign (struct rspamd_task *task,
                        rspamd_dkim_canonize_header (&ctx->common, task, dh->name, dh->count,
                                        NULL, NULL);
 
-                       for (j = 0; j < dh->count; j++) {
+                       for (j = 0; j < dh->count + 1; j++) {
                                rspamd_printf_gstring (hdr, "%s:", dh->name);
                        }
                }