From: Marek Lindner <lindner_marek@yahoo.de>
Date: Wed, 17 Apr 2013 20:56:03 +0000 (+0800)
Subject: batman-adv: do not print orig nodes without nc neighbors on nc table print
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=aa27c31265f111ff73d948a5846a3f193376491e;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

batman-adv: do not print orig nodes without nc neighbors on nc table print

Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>
Signed-off-by: Antonio Quartulli <ordex@autistici.org>
---

diff --git a/net/batman-adv/network-coding.c b/net/batman-adv/network-coding.c
index 0787a34609b9..22cd51fea730 100644
--- a/net/batman-adv/network-coding.c
+++ b/net/batman-adv/network-coding.c
@@ -1763,6 +1763,13 @@ int batadv_nc_nodes_seq_print_text(struct seq_file *seq, void *offset)
 		/* For each orig_node in this bin */
 		rcu_read_lock();
 		hlist_for_each_entry_rcu(orig_node, head, hash_entry) {
+			/* no need to print the orig node if it does not have
+			 * network coding neighbors
+			 */
+			if (list_empty(&orig_node->in_coding_list) &&
+			    list_empty(&orig_node->out_coding_list))
+				continue;
+
 			seq_printf(seq, "Node:      %pM\n", orig_node->orig);
 
 			seq_puts(seq, " Ingoing:  ");