gtphub: fix a conditional for log output

Sponsored-by: On-Waves ehi
diff --git a/openbsc/src/gprs/gtphub.c b/openbsc/src/gprs/gtphub.c
index 8a28156..ff1105b 100644
--- a/openbsc/src/gprs/gtphub.c
+++ b/openbsc/src/gprs/gtphub.c
@@ -1468,7 +1468,7 @@
 	if (p->type == GTP_CREATE_PDP_REQ) {
 		LOG(LOGL_DEBUG, "New tunnel, first half: %s\n",
 		    gtphub_tunnel_str(tun));
-	} else if (p->type == GTP_CREATE_PDP_REQ) {
+	} else if (p->type == GTP_CREATE_PDP_RSP) {
 		LOG(LOGL_DEBUG, "New tunnel: %s\n",
 		    gtphub_tunnel_str(tun));
 	}