Embedded Artists / DM_USBHost

Adaptation of the official mbed USBHost repository to work with the LPC4088 Display Module

Dependents:   DMSupport DMSupport DMSupport DMSupport

Fork of DM_USBHost by EmbeddedArtists AB

Diff: USBHostHub/USBHostHub.cpp

Revision:
33:819bbf04163b
Parent:
32:f2d129436056
diff -r f2d129436056 -r 819bbf04163b USBHostHub/USBHostHub.cpp
--- a/USBHostHub/USBHostHub.cpp	Wed Oct 23 06:58:55 2019 +0000
+++ b/USBHostHub/USBHostHub.cpp	Mon Nov 04 14:30:07 2019 +0000
@@ -53,8 +53,6 @@
 USBHostHub::USBHostHub() {
     host = NULL;
     init();
-
-    buf = host->getSafeMem(sizeof(HubDescriptor));
 }
 
 USBHostHub::~USBHostHub()
@@ -78,6 +76,10 @@
     for (int i = 0; i < MAX_HUB_PORT; i++) {
         device_children[i] = NULL;
     }
+    
+    if (host != NULL) {
+        buf = host->getSafeMem(sizeof(HubDescriptor));
+    }
 }
 
 void USBHostHub::setHost(USBHost * host_) {