bsd/vm/vm_unix.c

550  	ipc_port_t 		tfpport;
592 			(task_get_task_access_port(p->task, &tfpport) == 0) &&
593 			(tfpport != IPC_PORT_NULL)) {
595 			if (tfpport == IPC_PORT_DEAD) {
601 			error = check_task_access(tfpport, proc_selfpid(), kauth_getgid(), pid);
763 		mach_port_t tfpport;
768 			(task_get_task_access_port(target, &tfpport) == 0) &&
769 			(tfpport != IPC_PORT_NULL)) {
771 			if (tfpport == IPC_PORT_DEAD) {
777 			error = check_task_access(tfpport, proc_selfpid(), kauth_getgid(), pid);
849 		mach_port_t tfpport;
854 			(task_get_task_access_port(target, &tfpport) == 0) &&
855 			(tfpport != IPC_PORT_NULL)) {
857 			if (tfpport == IPC_PORT_DEAD) {
863 			error = check_task_access(tfpport, proc_selfpid(), kauth_getgid(), pid);