diff options
| author | ourea1429 <[email protected]> | 2023-04-28 21:59:42 +0800 |
|---|---|---|
| committer | GitHub <[email protected]> | 2023-04-28 14:59:42 +0100 |
| commit | 085ded8eef541ee8b347468c42c359d580fcd127 (patch) | |
| tree | 22a31f6a3be99a67eaeb91f66d460da72177098f /components | |
| parent | a8b7e28741aa5cb53249ea9e4b963d422c41fa8a (diff) | |
[winusb.c] add checking after allocating memory for variable winusb_device to make sure allocae is successful
Diffstat (limited to 'components')
| -rw-r--r-- | components/drivers/usb/usbdevice/class/winusb.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/components/drivers/usb/usbdevice/class/winusb.c b/components/drivers/usb/usbdevice/class/winusb.c index 906ba44169..f39dab9f06 100644 --- a/components/drivers/usb/usbdevice/class/winusb.c +++ b/components/drivers/usb/usbdevice/class/winusb.c @@ -324,6 +324,8 @@ ufunction_t rt_usbd_function_winusb_create(udevice_t device) /* allocate memory for cdc vcom data */ winusb_device = (winusb_device_t)rt_malloc(sizeof(struct winusb_device)); + if (winusb_device == NULL) + return RT_NULL; rt_memset((void *)winusb_device, 0, sizeof(struct winusb_device)); func->user_data = (void*)winusb_device; /* create an interface object */ |