From 3679dfa07eee22e4df5517a1c3b26e018e3bd971 Mon Sep 17 00:00:00 2001 From: David Lin Date: Sat, 21 Mar 2020 20:42:55 +0800 Subject: [PATCH] Update ecm.c --- components/drivers/usb/usbdevice/class/ecm.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/components/drivers/usb/usbdevice/class/ecm.c b/components/drivers/usb/usbdevice/class/ecm.c index cf948adbfc..36557dad74 100644 --- a/components/drivers/usb/usbdevice/class/ecm.c +++ b/components/drivers/usb/usbdevice/class/ecm.c @@ -565,7 +565,8 @@ ufunction_t rt_usbd_function_ecm_create(udevice_t device) /* create a cdc class */ cdc = rt_usbd_function_new(device, &_dev_desc, &ops); rt_usbd_device_set_qualifier(device, &dev_qualifier); - _ecm_eth= rt_malloc(sizeof(struct rt_ecm_eth)); + _ecm_eth= rt_malloc(sizeof(struct rt_ecm_eth)); + RT_ASSERT(_ecm_eth != RT_NULL); rt_memset(_ecm_eth, 0, sizeof(struct rt_ecm_eth)); cdc->user_data = _ecm_eth;