Adjust the check of the return value of pidfd_open in auditctl

Author: stevegrubb

src/auditctl.c

@@ -425,8 +425,8 @@ static int pidfd_send_signal(int pidfd, int sig, siginfo_t *info,
 static int sure_kill(int pid, int signal)
 {
 	int rc = 0;
-	int pidfd;
-	if ((pidfd = pidfd_open(pid, 0) < 0))
+	int pidfd = pidfd_open(pid, 0);
+	if (pidfd < 0)
 	       return -1;
 	if (pidfd_send_signal(pidfd, signal, NULL, 0) < 0) {
 		rc = -1;