From 558c6842f76897c2a7e48e5c00cfae6da4c04118 Mon Sep 17 00:00:00 2001
From: lyq140 <34637052+lyq140@users.noreply.github.com>
Date: Mon, 6 Aug 2018 14:14:00 +0800
Subject: [PATCH] ripd: fix packet sending in authenticate mode

fix a bug when sending packets.
in authenticate mode but without any string,
no packet should send.

Signed-off-by: lyq140 <34637052+lyq140@users.noreply.github.com>
---
 ripd/ripd.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/ripd/ripd.c b/ripd/ripd.c
index dea3e40ae3..8032cf2ec5 100644
--- a/ripd/ripd.c
+++ b/ripd/ripd.c
@@ -2101,9 +2101,8 @@ void rip_output_process(struct connected *ifc, struct sockaddr_in *to,
 		/* to be passed to auth functions later */
 		rip_auth_prepare_str_send(ri, key, auth_str,
 					  RIP_AUTH_SIMPLE_SIZE);
-        if (0 == strlen(auth_str)) {
-            return;
-        }
+		if (strlen(auth_str) == 0)
+			return;
 	}
 
 	if (version == RIPv1) {
-- 
2.39.5