From: Cristian Rodríguez <crrodriguez@opensuse.org>
Date: Sun, 15 Jan 2023 01:33:14 +0000 (+0000)
Subject: sulogin: only assign to variables written by signal handlers
X-Git-Tag: v2.39-rc1~123^2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=3665ff8afa3680d1beac66eac823720ceb5077c1;p=thirdparty%2Futil-linux.git

sulogin: only assign to variables written by signal handlers

Using post increment is not warranted to be atomic.
---

diff --git a/login-utils/sulogin.c b/login-utils/sulogin.c
index e343f0530e..e19a3b8b67 100644
--- a/login-utils/sulogin.c
+++ b/login-utils/sulogin.c
@@ -342,12 +342,12 @@ static void tcfinal(struct console *con)
 static void alrm_handler(int sig __attribute__((unused)))
 {
 	/* Timeout expired */
-	alarm_rised++;
+	alarm_rised = 1;
 }
 
 static void chld_handler(int sig __attribute__((unused)))
 {
-	sigchild++;
+	sigchild = 1;
 }
 
 static void mask_signal(int signal, void (*handler)(int),