From 8310b8cc2bed25a4c0b469c215b53878cf960f1e Mon Sep 17 00:00:00 2001
From: Navid Fayezi <navidfayezi.98@gmail.com>
Date: Thu, 19 Jun 2025 18:10:18 -0600
Subject: [PATCH] Remove redundant line and change strlen(buffer) to
 sizeof(buffer) in examples/authentication.c

Signed-off-by: Navid Fayezi <navidfayezi.98@gmail.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
Reviewed-by: Jakub Jelen <jjelen@redhat.com>
---
 examples/authentication.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/examples/authentication.c b/examples/authentication.c
index 172d2278..f6a5dbd5 100644
--- a/examples/authentication.c
+++ b/examples/authentication.c
@@ -66,7 +66,6 @@ int authenticate_kbdint(ssh_session session, const char *password)
                     return SSH_AUTH_ERROR;
                 }
 
-                buffer[sizeof(buffer) - 1] = '\0';
                 if ((p = strchr(buffer, '\n'))) {
                     *p = '\0';
                 }
@@ -75,7 +74,7 @@ int authenticate_kbdint(ssh_session session, const char *password)
                     return SSH_AUTH_ERROR;
                 }
 
-                memset(buffer, 0, strlen(buffer));
+                memset(buffer, 0, sizeof(buffer));
             } else {
                 if (password && strstr(prompt, "Password:")) {
                     answer = password;