xnu-6153.81.5.tar.gz

[apple/xnu.git] / osfmk / kern / ipc_misc.c

diff --git a/osfmk/kern/ipc_misc.c b/osfmk/kern/ipc_misc.c
index 655d385e89cd8a1266f780483c8516e8f57bcd9e..16c3c5a51b560b62f62d4a504a338001e180db1a 100644 (file)
--- a/osfmk/kern/ipc_misc.c
+++ b/osfmk/kern/ipc_misc.c
@@ -52,27 +52,8 @@ extern void fileport_releasefg(struct fileglob *);
 ipc_port_t
 fileport_alloc(struct fileglob *fg)
 {
-       ipc_port_t fileport;
-       ipc_port_t sendport;
-       ipc_port_t notifyport;
-
-       fileport = ipc_port_alloc_kernel();
-       if (fileport == IP_NULL) {
-               goto out;
-       }
-
-       ipc_kobject_set(fileport, (ipc_kobject_t)fg, IKOT_FILEPORT);
-       ip_lock(fileport); /* unlocked by ipc_port_nsrequest */
-       notifyport = ipc_port_make_sonce_locked(fileport);
-       ipc_port_nsrequest(fileport, 1, notifyport, &notifyport);
-
-       sendport = ipc_port_make_send(fileport);
-       if (!IP_VALID(sendport)) {
-               panic("Couldn't allocate send right for fileport!\n");
-       }
-
-out:
-       return fileport;
+       return ipc_kobject_alloc_port((ipc_kobject_t)fg, IKOT_FILEPORT,
+                  IPC_KOBJECT_ALLOC_MAKE_SEND | IPC_KOBJECT_ALLOC_NSREQUEST);
 }
 
 
@@ -174,7 +155,8 @@ fileport_invoke(task_t task, mach_port_name_t name,
        struct fileglob *fg;
 
        kr = ipc_object_copyin(task->itk_space, name,
-           MACH_MSG_TYPE_COPY_SEND, (ipc_object_t *)&fileport);
+           MACH_MSG_TYPE_COPY_SEND, (ipc_object_t *)&fileport, 0, NULL,
+           IPC_KMSG_FLAGS_ALLOW_IMMOVABLE_SEND);
        if (kr != KERN_SUCCESS) {
                return kr;
        }