xnu-2782.1.97.tar.gz

[apple/xnu.git] / osfmk / ipc / ipc_mqueue.c

diff --git a/osfmk/ipc/ipc_mqueue.c b/osfmk/ipc/ipc_mqueue.c
index 4bcb66adc9fddf38f177f921f3bb3b14a107570d..1a98bab1f1929e30f64f060cc20c26132debd9bf 100644 (file)
--- a/osfmk/ipc/ipc_mqueue.c
+++ b/osfmk/ipc/ipc_mqueue.c
@@ -94,10 +94,6 @@
 #include <vm/vm_map.h>
 #endif
 
-#if CONFIG_MACF_MACH
-#include <security/mac_mach_internal.h>
-#endif
-
 int ipc_mqueue_full;           /* address is event for queue space */
 int ipc_mqueue_rcv;            /* address is event for message arrival */
 
@@ -724,11 +720,6 @@ ipc_mqueue_receive_on_thread(
        wait_result_t           wresult;
        uint64_t                deadline;
        spl_t                   s;
-#if CONFIG_MACF_MACH
-       ipc_labelh_t lh;
-       task_t task;
-       int rc;
-#endif
 
        s = splsched();
        imq_lock(mqueue);
@@ -798,21 +789,6 @@ ipc_mqueue_receive_on_thread(
                         */
                        ipc_mqueue_select_on_thread(port_mq, option, max_size, thread);
                        imq_unlock(port_mq);
-#if CONFIG_MACF_MACH
-                       if (thread->task != TASK_NULL &&
-                           thread->ith_kmsg != NULL &&
-                           thread->ith_kmsg->ikm_sender != NULL) {
-                               lh = thread->ith_kmsg->ikm_sender->label;
-                               tasklabel_lock(thread->task);
-                               ip_lock(lh->lh_port);
-                               rc = mac_port_check_receive(&thread->task->maclabel,
-                                                            &lh->lh_label);
-                               ip_unlock(lh->lh_port);
-                               tasklabel_unlock(thread->task);
-                               if (rc)
-                                       thread->ith_state = MACH_RCV_INVALID_DATA;
-                       }
-#endif
                        splx(s);
                        return THREAD_NOT_WAITING;
                        
@@ -827,21 +803,6 @@ ipc_mqueue_receive_on_thread(
                if (ipc_kmsg_queue_first(kmsgs) != IKM_NULL) {
                        ipc_mqueue_select_on_thread(mqueue, option, max_size, thread);
                        imq_unlock(mqueue);
-#if CONFIG_MACF_MACH
-                       if (thread->task != TASK_NULL &&
-                           thread->ith_kmsg != NULL &&
-                           thread->ith_kmsg->ikm_sender != NULL) {
-                               lh = thread->ith_kmsg->ikm_sender->label;
-                               tasklabel_lock(thread->task);
-                               ip_lock(lh->lh_port);
-                               rc = mac_port_check_receive(&thread->task->maclabel,
-                                                            &lh->lh_label);
-                               ip_unlock(lh->lh_port);
-                               tasklabel_unlock(thread->task);
-                               if (rc)
-                                       thread->ith_state = MACH_RCV_INVALID_DATA;
-                       }
-#endif
                        splx(s);
                        return THREAD_NOT_WAITING;
                }