set endpoint buffer to RT_NULL

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@2480 bbd45198-f89e-11dd-88c7-29a3b14d5316

1 files changed, 1 insertions, 3 deletions

diff --git a/components/drivers/usb/usbdevice/core/core.c b/components/drivers/usb/usbdevice/core/core.c
index 312b186c6f..6c9409512c 100644
--- a/components/drivers/usb/usbdevice/core/core.c
+++ b/components/drivers/usb/usbdevice/core/core.c
@@ -813,9 +813,7 @@ uep_t rt_usbd_endpoint_create(uep_desc_t ep_desc, udep_handler_t handler)
     }

     ep->ep_desc = ep_desc;

     ep->handler = handler;

-

-    /* allocate buffer for endpoint */

-    ep->buffer = (rt_uint8_t*)rt_malloc(ep_desc->wMaxPacketSize);

+    ep->buffer  = RT_NULL;

 

     return ep;

 }