use taloc_zero() rather than talloc() and explisit memset()
diff --git a/openbsc/src/e1_input.c b/openbsc/src/e1_input.c
index 9de6b01..56bce01 100644
--- a/openbsc/src/e1_input.c
+++ b/openbsc/src/e1_input.c
@@ -373,12 +373,10 @@
 		tall_sigl_ctx = talloc_named_const(tall_bsc_ctx, 1,
 						   "e1inp_sign_link");
 
-	link = talloc(tall_sigl_ctx, struct e1inp_sign_link);
+	link = talloc_zero(tall_sigl_ctx, struct e1inp_sign_link);
 	if (!link)
 		return NULL;
 
-	memset(link, 0, sizeof(*link));
-
 	link->ts = ts;
 	link->type = type;
 	INIT_LLIST_HEAD(&link->tx_list);