From: Luis Ressel <aranea@aixah.de>
Date: Sat, 23 Mar 2019 00:31:19 +0000 (+0100)
Subject: wg: avoid unneccessary next_peer assignments in sort_peers()
X-Git-Tag: v1.0.20191226~38
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=4471ee711ceb9ffa595ffdc76061a2a2dc030edc;p=thirdparty%2Fwireguard-tools.git

wg: avoid unneccessary next_peer assignments in sort_peers()

Signed-off-by: Luis Ressel <aranea@aixah.de>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
---

diff --git a/src/show.c b/src/show.c
index 4cc34ab..ff0897d 100644
--- a/src/show.c
+++ b/src/show.c
@@ -60,11 +60,10 @@ static void sort_peers(struct wgdevice *device)
 		peers[i++] = peer;
 	qsort(peers, peer_count, sizeof(*peers), peer_cmp);
 	device->first_peer = peers[0];
-	peers[0]->next_peer = NULL;
 	for (i = 1; i < peer_count; ++i) {
 		peers[i - 1]->next_peer = peers[i];
-		peers[i]->next_peer = NULL;
 	}
+	peers[peer_count - 1]->next_peer = NULL;
 	free(peers);
 }