diff --git a/tools/power/x86/intel-speed-select/isst-daemon.c b/tools/power/x86/intel-speed-select/isst-daemon.c
index 4ad6a64f1545..c2290ef0e3af 100644
--- a/tools/power/x86/intel-speed-select/isst-daemon.c
+++ b/tools/power/x86/intel-speed-select/isst-daemon.c
@@ -176,9 +176,6 @@ static void daemonize(char *rundir, char *pidfile)
 	i = open("/dev/null", O_RDWR);
 	if (i < 0)
 		exit(EXIT_FAILURE);
-	ret = dup(i);
-	if (ret == -1)
-		exit(EXIT_FAILURE);
 
 	ret = dup(i);
 	if (ret == -1)