Embedded Artists / DM_USBHost

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Dependents:   DMSupport DMSupport DMSupport DMSupport

Fork of DM_USBHost by EmbeddedArtists AB

Diff: USBHostHID/USBHostMouse.cpp

Revision:
28:a55c5a98d5e9
Parent:
24:868cbfe611a7
--- a/USBHostHID/USBHostMouse.cpp	Tue Dec 02 15:16:39 2014 +0000
+++ b/USBHostHID/USBHostMouse.cpp	Wed Dec 03 13:32:37 2014 +0000
@@ -21,6 +21,16 @@
 USBHostMouse::USBHostMouse() {
     host = USBHost::getHostInst();
     init();
+
+    report = host->getSafeMem(4);
+}
+
+USBHostMouse::~USBHostMouse()
+{
+    if (report != NULL) {
+        host->returnSafeMem(report);
+        report = NULL;
+    }
 }
 
 void USBHostMouse::init() {
@@ -109,8 +119,9 @@
     y = report[2];
     z = report[3];
 
-    if (dev)
+    if (dev) {
         host->interruptRead(dev, int_in, report, len_listen, false);
+    }
 }
 
 /*virtual*/ void USBHostMouse::setVidPid(uint16_t vid, uint16_t pid)