batman-adv: Reduce accumulated length of simple statements

Signed-off-by: Sven Eckelmann <sven@narfation.org>
Signed-off-by: Antonio Quartulli <ordex@autistici.org>
diff --git a/net/batman-adv/routing.c b/net/batman-adv/routing.c
index 4961278..9f933c9 100644
--- a/net/batman-adv/routing.c
+++ b/net/batman-adv/routing.c
@@ -981,8 +981,7 @@
 		} else {
 			memcpy(unicast_packet->dest, orig_node->orig,
 			       ETH_ALEN);
-			curr_ttvn = (uint8_t)
-				atomic_read(&orig_node->last_ttvn);
+			curr_ttvn = (uint8_t)atomic_read(&orig_node->last_ttvn);
 			batadv_orig_node_free_ref(orig_node);
 		}