Fix USB host error handling logic

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3593 42af7a65-404d-4744-a932-0658087f49c3

1 files changed, 4 insertions, 0 deletions

diff --git a/nuttx/drivers/usbhost/usbhost_enumerate.c b/nuttx/drivers/usbhost/usbhost_enumerate.c
index 1c3a827bf..8e1cd80e7 100755
--- a/nuttx/drivers/usbhost/usbhost_enumerate.c
+++ b/nuttx/drivers/usbhost/usbhost_enumerate.c
@@ -249,6 +249,10 @@ static inline int usbhost_classbind(FAR struct usbhost_driver_s *drvr,
           ret = CLASS_CONNECT(devclass, configdesc, desclen, funcaddr);
           if (ret != OK)
             {
+              /* On failures, call the class disconnect method which
+               * should then free the allocated devclass instance.
+               */
+
               udbg("CLASS_CONNECT failed: %d\n", ret);
               CLASS_DISCONNECTED(devclass);
             }