Commit 364ba3b7 authored by Zhang Rui's avatar Zhang Rui Committed by Hans de Goede
Browse files

tools/power/x86/intel-speed-select: Handle open() failure case 



Add handling for open() failure case to make sure a valid file
descriptor is passed to dup().

Signed-off-by: default avatarZhang Rui <rui.zhang@intel.com>
Signed-off-by: default avatarSrinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: default avatarHans de Goede <hdegoede@redhat.com>
parent b8bebc8e

tools/power/x86/intel-speed-select/isst-daemon.c

+2 −0
Original line number Diff line number Diff line
@@ -174,6 +174,8 @@ static void daemonize(char *rundir, char *pidfile) 
		close(i);



	i = open("/dev/null", O_RDWR);

	if (i < 0)

		exit(EXIT_FAILURE);

	ret = dup(i);

	if (ret == -1)

		exit(EXIT_FAILURE);