X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/8f6c56a50524aa785f7e596d52dddfb331e18961..ca66cea69e6e866fd781ae2260d9474bdd48f2ca:/iokit/Kernel/IODataQueue.cpp?ds=inline

diff --git a/iokit/Kernel/IODataQueue.cpp b/iokit/Kernel/IODataQueue.cpp
index 263de30dc..3a7f4c832 100644
--- a/iokit/Kernel/IODataQueue.cpp
+++ b/iokit/Kernel/IODataQueue.cpp
@@ -82,9 +82,9 @@ Boolean IODataQueue::initWithCapacity(UInt32 size)
         return false;
     }
 
-    dataQueue->queueSize = size;
-    dataQueue->head = 0;
-    dataQueue->tail = 0;
+    dataQueue->queueSize    = size;
+    dataQueue->head         = 0;
+    dataQueue->tail         = 0;
 
     return true;
 }
@@ -208,7 +208,7 @@ void IODataQueue::sendDataAvailableNotification()
     mach_msg_header_t *	msgh;
 
     msgh = (mach_msg_header_t *)notifyMsg;
-    if (msgh) {
+    if (msgh && msgh->msgh_remote_port) {
         kr = mach_msg_send_from_kernel(msgh, msgh->msgh_size);
         switch(kr) {
             case MACH_SEND_TIMED_OUT:	// Notification already sent