chore(usb): update to stm32-mw-usb_device v2.11.6

system/Middlewares/ST/STM32_USB_Device_Library/Class/AUDIO/Inc/usbd_audio.h

@@ -71,6 +71,7 @@ extern "C" {
 #define USB_DEVICE_CLASS_AUDIO                        0x01U
 #define AUDIO_SUBCLASS_AUDIOCONTROL                   0x01U
 #define AUDIO_SUBCLASS_AUDIOSTREAMING                 0x02U
+#define AUDIO_SUBCLASS_MIDISTREAMING                  0x03U
 #define AUDIO_PROTOCOL_UNDEFINED                      0x00U
 #define AUDIO_STREAMING_GENERAL                       0x01U
 #define AUDIO_STREAMING_FORMAT_TYPE                   0x02U

system/Middlewares/ST/STM32_USB_Device_Library/Class/AUDIO/Src/usbd_audio.c

@@ -162,6 +162,9 @@ USBD_ClassTypeDef USBD_AUDIO =
   USBD_AUDIO_GetCfgDesc,
   USBD_AUDIO_GetDeviceQualifierDesc,
 #endif /* USE_USBD_COMPOSITE  */
+#if (USBD_SUPPORT_USER_STRING_DESC == 1U)
+  NULL,
+#endif /* USBD_SUPPORT_USER_STRING_DESC  */
 };
 
 #ifndef USE_USBD_COMPOSITE

system/Middlewares/ST/STM32_USB_Device_Library/Class/CCID/Inc/usbd_ccid.h

@@ -60,10 +60,12 @@ extern "C" {
 #define CCID_CMD_FS_BINTERVAL                                 0x10U
 #endif /* CCID_CMD_FS_BINTERVAL */
 
+#ifndef CCID_CMD_PACKET_SIZE
+#define CCID_CMD_PACKET_SIZE                                  8U  /* Control Endpoint Packet size */
+#endif /* CCID_CMD_PACKET_SIZE */
 
 #define CCID_DATA_HS_MAX_PACKET_SIZE                          512U  /* Endpoint IN & OUT Packet size */
 #define CCID_DATA_FS_MAX_PACKET_SIZE                          64U  /* Endpoint IN & OUT Packet size */
-#define CCID_CMD_PACKET_SIZE                                  8U  /* Control Endpoint Packet size */
 
 #define USB_CCID_CONFIG_DESC_SIZ                              93U
 #define CCID_DATA_HS_IN_PACKET_SIZE                           CCID_DATA_HS_MAX_PACKET_SIZE

system/Middlewares/ST/STM32_USB_Device_Library/Class/CCID/Src/usbd_ccid.c

@@ -129,6 +129,9 @@ USBD_ClassTypeDef USBD_CCID =
   USBD_CCID_GetOtherSpeedCfgDesc,
   USBD_CCID_GetDeviceQualifierDescriptor,
 #endif /* USE_USBD_COMPOSITE  */
+#if (USBD_SUPPORT_USER_STRING_DESC == 1U)
+  NULL,
+#endif /* USBD_SUPPORT_USER_STRING_DESC  */
 };
 
 #ifndef USE_USBD_COMPOSITE

system/Middlewares/ST/STM32_USB_Device_Library/Class/CCID/Src/usbd_ccid_cmd.c

@@ -42,10 +42,10 @@ static void CCID_UpdateCommandStatus(USBD_HandleTypeDef  *pdev, uint8_t cmd_stat
 uint8_t PC_to_RDR_IccPowerOn(USBD_HandleTypeDef *pdev)
 {
   /* Apply the ICC VCC
-  Fills the Response buffer with ICC ATR
-  This Command is returned with RDR_to_PC_DataBlock();
-  */
-  USBD_CCID_HandleTypeDef  *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
+   * Fills the Response buffer with ICC ATR
+   * This Command is returned with RDR_to_PC_DataBlock();
+   */
+  USBD_CCID_HandleTypeDef *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
   uint8_t voltage;
   uint8_t sc_voltage = 0U;
   uint8_t index;

system/Middlewares/ST/STM32_USB_Device_Library/Class/CDC/Inc/usbd_cdc.h

@@ -58,10 +58,13 @@ extern "C" {
 #define CDC_FS_BINTERVAL                            0x10U
 #endif /* CDC_FS_BINTERVAL */
 
+#ifndef CDC_CMD_PACKET_SIZE
+#define CDC_CMD_PACKET_SIZE                         8U  /* Control Endpoint Packet size */
+#endif /* CDC_CMD_PACKET_SIZE */
+
 /* CDC Endpoints parameters: you can fine tune these values depending on the needed baudrates and performance. */
 #define CDC_DATA_HS_MAX_PACKET_SIZE                 512U  /* Endpoint IN & OUT Packet size */
 #define CDC_DATA_FS_MAX_PACKET_SIZE                 64U  /* Endpoint IN & OUT Packet size */
-#define CDC_CMD_PACKET_SIZE                         8U  /* Control Endpoint Packet size */
 
 #define USB_CDC_CONFIG_DESC_SIZ                     67U
 #define CDC_DATA_HS_IN_PACKET_SIZE                  CDC_DATA_HS_MAX_PACKET_SIZE

system/Middlewares/ST/STM32_USB_Device_Library/Class/CDC/Src/usbd_cdc.c

@@ -161,6 +161,9 @@ USBD_ClassTypeDef  USBD_CDC =
   USBD_CDC_GetOtherSpeedCfgDesc,
   USBD_CDC_GetDeviceQualifierDescriptor,
 #endif /* USE_USBD_COMPOSITE  */
+#if (USBD_SUPPORT_USER_STRING_DESC == 1U)
+  NULL,
+#endif /* USBD_SUPPORT_USER_STRING_DESC  */
 };
 
 #ifndef USE_USBD_COMPOSITE

system/Middlewares/ST/STM32_USB_Device_Library/Class/CDC_ECM/Inc/usbd_cdc_ecm.h

@@ -68,14 +68,17 @@ extern "C" {
 #define CDC_ECM_FS_BINTERVAL                            0x10U
 #endif /* CDC_ECM_FS_BINTERVAL */
 
+#ifndef CDC_ECM_CMD_PACKET_SIZE
+#define CDC_ECM_CMD_PACKET_SIZE                         16U  /* Control Endpoint Packet size */
+#endif /* CDC_ECM_CMD_PACKET_SIZE */
+
 #ifndef USBD_SUPPORT_USER_STRING_DESC
 #define USBD_SUPPORT_USER_STRING_DESC                   1U
 #endif /* USBD_SUPPORT_USER_STRING_DESC */
 
 /* CDC_ECM Endpoints parameters: you can fine tune these values depending on the needed baudrates and performance. */
 #define CDC_ECM_DATA_HS_MAX_PACKET_SIZE                 512U  /* Endpoint IN & OUT Packet size */
 #define CDC_ECM_DATA_FS_MAX_PACKET_SIZE                 64U   /* Endpoint IN & OUT Packet size */
-#define CDC_ECM_CMD_PACKET_SIZE                         16U    /* Control Endpoint Packet size */
 
 #define CDC_ECM_CONFIG_DESC_SIZ                         79U
 

system/Middlewares/ST/STM32_USB_Device_Library/Class/CDC_RNDIS/Inc/usbd_cdc_rndis.h

@@ -66,12 +66,14 @@ extern "C" {
 #define CDC_RNDIS_FS_BINTERVAL                            0x10U
 #endif /* CDC_RNDIS_FS_BINTERVAL */
 
+#ifndef CDC_RNDIS_CMD_PACKET_SIZE
+#define CDC_RNDIS_CMD_PACKET_SIZE                         16U  /* Control Endpoint Packet size */
+#endif /* CDC_RNDIS_CMD_PACKET_SIZE */
 
 /* CDC_RNDIS Endpoints parameters: you can fine tune these values
    depending on the needed baudrates and performance. */
 #define CDC_RNDIS_DATA_HS_MAX_PACKET_SIZE                 512U  /* Endpoint IN & OUT Packet size */
 #define CDC_RNDIS_DATA_FS_MAX_PACKET_SIZE                 64U   /* Endpoint IN & OUT Packet size */
-#define CDC_RNDIS_CMD_PACKET_SIZE                         16U   /* Control Endpoint Packet size */
 
 #define CDC_RNDIS_CONFIG_DESC_SIZ                         75U
 #define CDC_RNDIS_DATA_HS_IN_PACKET_SIZE                  CDC_RNDIS_DATA_HS_MAX_PACKET_SIZE

system/Middlewares/ST/STM32_USB_Device_Library/Class/CDC_RNDIS/Src/usbd_cdc_rndis.c

@@ -1414,7 +1414,7 @@ static uint8_t USBD_CDC_RNDIS_ProcessQueryMsg(USBD_HandleTypeDef *pdev,
     case OID_GEN_VENDOR_DESCRIPTION:
       QueryResponse->InfoBufLength = (strlen(USBD_CDC_RNDIS_VENDOR_DESC) + 1U);
       (void)USBD_memcpy(QueryResponse->InfoBuf, USBD_CDC_RNDIS_VENDOR_DESC,
-                        strlen(USBD_CDC_RNDIS_VENDOR_DESC));
+                        strlen(USBD_CDC_RNDIS_VENDOR_DESC) + 1U);
 
       QueryResponse->Status = CDC_RNDIS_STATUS_SUCCESS;
       break;
@@ -1452,7 +1452,7 @@ static uint8_t USBD_CDC_RNDIS_ProcessQueryMsg(USBD_HandleTypeDef *pdev,
 
     case OID_GEN_CURRENT_PACKET_FILTER:
       QueryResponse->InfoBufLength = sizeof(uint32_t);
-      QueryResponse->InfoBuf[0] = 0xFFFFFFU; /* USBD_CDC_RNDIS_DEVICE.packetFilter; */
+      QueryResponse->InfoBuf[0] = 0xFFFFFFU; /* USBD_CDC_RNDIS_DEVICE.packetFilter */
       QueryResponse->Status = CDC_RNDIS_STATUS_SUCCESS;
       break;
 
@@ -1641,6 +1641,13 @@ static uint8_t USBD_CDC_RNDIS_ProcessPacketMsg(USBD_HandleTypeDef *pdev,
   /* Use temporary storage variables to comply with MISRA-C 2012 rule of (+) operand allowed types */
   tmp1 = (uint32_t)PacketMsg;
   tmp2 = (uint32_t)(PacketMsg->DataOffset);
+
+  /* Validate DataOffset and DataLength against the received MsgLength */
+  if ((tmp2 + CDC_RNDIS_PCKTMSG_DATAOFFSET_OFFSET + PacketMsg->DataLength) > PacketMsg->MsgLength)
+  {
+    return (uint8_t)USBD_FAIL;
+  }
+
   hcdc->RxBuffer = (uint8_t *)(tmp1 + tmp2 + CDC_RNDIS_PCKTMSG_DATAOFFSET_OFFSET);
   hcdc->RxLength = PacketMsg->DataLength;
 

system/Middlewares/ST/STM32_USB_Device_Library/Class/CompositeBuilder/Src/usbd_composite_builder.c

@@ -511,11 +511,11 @@ uint8_t  USBD_CMPSIT_AddToConfDesc(USBD_HandleTypeDef *pdev)
 
       /* Set IN endpoint slot */
       iEp = pdev->tclasslist[pdev->classId].EpAdd[0];
-      USBD_CMPSIT_AssignEp(pdev, iEp, USBD_EP_TYPE_INTR, pdev->tclasslist[pdev->classId].CurrPcktSze);
+      USBD_CMPSIT_AssignEp(pdev, iEp, USBD_EP_TYPE_INTR,CUSTOM_HID_EPIN_SIZE);
 
       /* Set OUT endpoint slot */
       iEp = pdev->tclasslist[pdev->classId].EpAdd[1];
-      USBD_CMPSIT_AssignEp(pdev, iEp, USBD_EP_TYPE_INTR, pdev->tclasslist[pdev->classId].CurrPcktSze);
+      USBD_CMPSIT_AssignEp(pdev, iEp, USBD_EP_TYPE_INTR, CUSTOM_HID_EPOUT_SIZE);
 
       /* Configure and Append the Descriptor */
       USBD_CMPSIT_CUSTOMHIDDesc(pdev, (uint32_t)pCmpstFSConfDesc, &CurrFSConfDescSz, (uint8_t)USBD_SPEED_FULL);
@@ -1393,7 +1393,12 @@ static void  USBD_CMPSIT_CUSTOMHIDDesc(USBD_HandleTypeDef *pdev, uint32_t pConf,
   pDesc->bCountryCode = 0x00U;
   pDesc->bNumDescriptors = 0x01U;
   pDesc->bDescriptorType = 0x22U;
+#ifdef USBD_CUSTOMHID_REPORT_DESC_SIZE_ENABLED
+  pDesc->wItemLength = ((USBD_CUSTOM_HID_ItfTypeDef *)pdev->pUserData[pdev->classId])->wReportDescLen;
+#else
   pDesc->wItemLength = USBD_CUSTOM_HID_REPORT_DESC_SIZE;
+#endif /* USBD_CUSTOMHID_REPORT_DESC_SIZE_ENABLED */
+
   *Sze += (uint32_t)sizeof(USBD_DescTypeDef);
 
   /* Descriptor of Custom HID endpoints */
@@ -1403,7 +1408,7 @@ static void  USBD_CMPSIT_CUSTOMHIDDesc(USBD_HandleTypeDef *pdev, uint32_t pConf,
 
   /* Append Endpoint descriptor to Configuration descriptor */
   __USBD_CMPSIT_SET_EP(pdev->tclasslist[pdev->classId].Eps[1].add, \
-                       USBD_EP_TYPE_INTR, CUSTOM_HID_EPIN_SIZE, CUSTOM_HID_HS_BINTERVAL, CUSTOM_HID_FS_BINTERVAL);
+                       USBD_EP_TYPE_INTR, CUSTOM_HID_EPOUT_SIZE, CUSTOM_HID_HS_BINTERVAL, CUSTOM_HID_FS_BINTERVAL);
 
   /* Update Config Descriptor and IAD descriptor */
   ((USBD_ConfigDescTypeDef *)pConf)->bNumInterfaces += 1U;

system/Middlewares/ST/STM32_USB_Device_Library/Class/CustomHID/Inc/usbd_customhid.h

@@ -103,9 +103,16 @@ typedef enum
 typedef struct _USBD_CUSTOM_HID_Itf
 {
   uint8_t *pReport;
+#ifdef USBD_CUSTOMHID_REPORT_DESC_SIZE_ENABLED
+  uint16_t wReportDescLen;
+#endif /* USBD_CUSTOMHID_REPORT_DESC_SIZE_ENABLED */
   int8_t (* Init)(void);
   int8_t (* DeInit)(void);
+#ifdef USBD_CUSTOMHID_REPORT_BUFFER_EVENT_ENABLED
+  int8_t (* OutEvent)(uint8_t *report_buffer);
+#else
   int8_t (* OutEvent)(uint8_t event_idx, uint8_t state);
+#endif /* USBD_CUSTOMHID_REPORT_BUFFER_EVENT_ENABLED */
 #ifdef USBD_CUSTOMHID_CTRL_REQ_COMPLETE_CALLBACK_ENABLED
   int8_t (* CtrlReqComplete)(uint8_t request, uint16_t wLength);
 #endif /* USBD_CUSTOMHID_CTRL_REQ_COMPLETE_CALLBACK_ENABLED */

system/Middlewares/ST/STM32_USB_Device_Library/Class/CustomHID/Src/usbd_customhid.c

@@ -128,6 +128,9 @@ USBD_ClassTypeDef  USBD_CUSTOM_HID =
   USBD_CUSTOM_HID_GetOtherSpeedCfgDesc,
   USBD_CUSTOM_HID_GetDeviceQualifierDesc,
 #endif /* USE_USBD_COMPOSITE  */
+#if (USBD_SUPPORT_USER_STRING_DESC == 1U)
+  NULL,
+#endif /* USBD_SUPPORT_USER_STRING_DESC  */
 };
 
 #ifndef USE_USBD_COMPOSITE
@@ -284,6 +287,11 @@ static uint8_t USBD_CUSTOM_HID_Init(USBD_HandleTypeDef *pdev, uint8_t cfgidx)
 
   pdev->ep_in[CUSTOMHIDInEpAdd & 0xFU].is_used = 1U;
 
+  if (USBD_CUSTOMHID_OUTREPORT_BUF_SIZE < CUSTOM_HID_EPOUT_SIZE)
+  {
+    return (uint8_t)USBD_FAIL;
+  }
+
   /* Open EP OUT */
   (void)USBD_LL_OpenEP(pdev, CUSTOMHIDOutEpAdd, USBD_EP_TYPE_INTR,
                        CUSTOM_HID_EPOUT_SIZE);
@@ -397,9 +405,17 @@ static uint8_t USBD_CUSTOM_HID_Setup(USBD_HandleTypeDef *pdev,
           }
 #endif /* USBD_CUSTOMHID_CTRL_REQ_COMPLETE_CALLBACK_ENABLED */
 #ifndef USBD_CUSTOMHID_EP0_OUT_PREPARE_RECEIVE_DISABLED
+
+          if (req->wLength > USBD_CUSTOMHID_OUTREPORT_BUF_SIZE)
+          {
+            /* Stall EP0 */
+            USBD_CtlError(pdev, req);
+            return USBD_FAIL;
+          }
+
           hhid->IsReportAvailable = 1U;
-          (void)USBD_CtlPrepareRx(pdev, hhid->Report_buf,
-                                  MIN(req->wLength, USBD_CUSTOMHID_OUTREPORT_BUF_SIZE));
+
+          (void)USBD_CtlPrepareRx(pdev, hhid->Report_buf, req->wLength);
 #endif /* USBD_CUSTOMHID_EP0_OUT_PREPARE_RECEIVE_DISABLED */
           break;
 #ifdef USBD_CUSTOMHID_CTRL_REQ_GET_REPORT_ENABLED
@@ -675,6 +691,11 @@ static uint8_t USBD_CUSTOM_HID_DataIn(USBD_HandleTypeDef *pdev, uint8_t epnum)
 
   /* Ensure that the FIFO is empty before a new transfer, this condition could
   be caused by  a new transfer before the end of the previous transfer */
+  if (pdev->pClassDataCmsit[pdev->classId] == NULL)
+  {
+    return (uint8_t)USBD_FAIL;
+  }
+
   ((USBD_CUSTOM_HID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId])->state = CUSTOM_HID_IDLE;
 
   return (uint8_t)USBD_OK;
@@ -701,8 +722,13 @@ static uint8_t USBD_CUSTOM_HID_DataOut(USBD_HandleTypeDef *pdev, uint8_t epnum)
 
   /* USB data will be immediately processed, this allow next USB traffic being
   NAKed till the end of the application processing */
+
+#ifdef USBD_CUSTOMHID_REPORT_BUFFER_EVENT_ENABLED
+  ((USBD_CUSTOM_HID_ItfTypeDef *)pdev->pUserData[pdev->classId])->OutEvent(hhid->Report_buf);
+#else
   ((USBD_CUSTOM_HID_ItfTypeDef *)pdev->pUserData[pdev->classId])->OutEvent(hhid->Report_buf[0],
                                                                            hhid->Report_buf[1]);
+#endif /* USBD_CUSTOMHID_REPORT_BUFFER_EVENT_ENABLED */
 
   return (uint8_t)USBD_OK;
 }
@@ -755,8 +781,12 @@ static uint8_t USBD_CUSTOM_HID_EP0_RxReady(USBD_HandleTypeDef *pdev)
 
   if (hhid->IsReportAvailable == 1U)
   {
+#ifdef USBD_CUSTOMHID_REPORT_BUFFER_EVENT_ENABLED
+    ((USBD_CUSTOM_HID_ItfTypeDef *)pdev->pUserData[pdev->classId])->OutEvent(hhid->Report_buf);
+#else
     ((USBD_CUSTOM_HID_ItfTypeDef *)pdev->pUserData[pdev->classId])->OutEvent(hhid->Report_buf[0],
                                                                              hhid->Report_buf[1]);
+#endif /* USBD_CUSTOMHID_REPORT_BUFFER_EVENT_ENABLED */
     hhid->IsReportAvailable = 0U;
   }
 

system/Middlewares/ST/STM32_USB_Device_Library/Class/CustomHID/Src/usbd_customhid_if_template.c

@@ -32,7 +32,11 @@ EndBSPDependencies */
 
 static int8_t TEMPLATE_CUSTOM_HID_Init(void);
 static int8_t TEMPLATE_CUSTOM_HID_DeInit(void);
+#ifdef USBD_CUSTOMHID_REPORT_BUFFER_EVENT_ENABLED
+static int8_t TEMPLATE_CUSTOM_HID_OutEvent(uint8_t *report_buffer);
+#else
 static int8_t TEMPLATE_CUSTOM_HID_OutEvent(uint8_t event_idx, uint8_t state);
+#endif /* USBD_CUSTOMHID_REPORT_BUFFER_EVENT_ENABLED */
 
 #ifdef USBD_CUSTOMHID_CTRL_REQ_COMPLETE_CALLBACK_ENABLED
 static int8_t TEMPLATE_CUSTOM_HID_CtrlReqComplete(uint8_t request, uint16_t wLength);
@@ -49,6 +53,9 @@ __ALIGN_BEGIN static uint8_t TEMPLATE_CUSTOM_HID_ReportDesc[USBD_CUSTOM_HID_REPO
 USBD_CUSTOM_HID_ItfTypeDef USBD_CustomHID_template_fops =
 {
   TEMPLATE_CUSTOM_HID_ReportDesc,
+#ifdef USBD_CUSTOMHID_REPORT_DESC_SIZE_ENABLED
+  USBD_CUSTOM_HID_REPORT_DESC_SIZE,
+#endif /* USBD_CUSTOMHID_REPORT_DESC_SIZE_ENABLED */
   TEMPLATE_CUSTOM_HID_Init,
   TEMPLATE_CUSTOM_HID_DeInit,
   TEMPLATE_CUSTOM_HID_OutEvent,
@@ -95,10 +102,17 @@ static int8_t TEMPLATE_CUSTOM_HID_DeInit(void)
   * @param  state: event state
   * @retval Result of the operation: USBD_OK if all operations are OK else USBD_FAIL
   */
+
+#ifdef USBD_CUSTOMHID_REPORT_BUFFER_EVENT_ENABLED
+static int8_t TEMPLATE_CUSTOM_HID_OutEvent(uint8_t *report_buffer)
+{
+  UNUSED(report_buffer);
+#else
 static int8_t TEMPLATE_CUSTOM_HID_OutEvent(uint8_t event_idx, uint8_t state)
 {
   UNUSED(event_idx);
   UNUSED(state);
+#endif /* USBD_CUSTOMHID_REPORT_BUFFER_EVENT_ENABLED */
 
   /* Start next USB packet transfer once data processing is completed */
   if (USBD_CUSTOM_HID_ReceivePacket(&USBD_Device) != (uint8_t)USBD_OK)
@@ -151,7 +165,7 @@ static int8_t TEMPLATE_CUSTOM_HID_CtrlReqComplete(uint8_t request, uint16_t wLen
 static uint8_t *TEMPLATE_CUSTOM_HID_GetReport(uint16_t *ReportLength)
 {
   UNUSED(ReportLength);
-  uint8_t *pbuff;
+  uint8_t *pbuff = NULL;
 
   return (pbuff);
 }

system/Middlewares/ST/STM32_USB_Device_Library/Class/DFU/Src/usbd_dfu.c

@@ -940,6 +940,12 @@ static void DFU_Download(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req)
     if ((hdfu->dev_state == DFU_STATE_DNLOAD_IDLE) || (hdfu->dev_state == DFU_STATE_IDLE))
     {
 #if (USBD_DFU_VENDOR_CHECK_ENABLED == 1U)
+      /* Fill the buffer to be checked with the address stored in data buffer */
+      hdfu->buffer.d8[1] = (uint8_t)(hdfu->data_ptr & 0xFFU);
+      hdfu->buffer.d8[2] = (uint8_t)((hdfu->data_ptr & 0xFF00U) >> 8U);
+      hdfu->buffer.d8[3] = (uint8_t)((hdfu->data_ptr & 0xFF0000U) >> 16U);
+      hdfu->buffer.d8[4] = (uint8_t)((hdfu->data_ptr & 0xFF000000U) >> 24U);
+
       if (DfuInterface->VendorCheck(hdfu->buffer.d8, IS_DFU_SETADDRESSPOINTER, &VendorStatus) != USBD_OK)
       {
         /* Update the state machine */

system/Middlewares/ST/STM32_USB_Device_Library/Class/HID/Src/usbd_hid.c

@@ -128,6 +128,9 @@ USBD_ClassTypeDef USBD_HID =
   USBD_HID_GetOtherSpeedCfgDesc,
   USBD_HID_GetDeviceQualifierDesc,
 #endif /* USE_USBD_COMPOSITE  */
+#if (USBD_SUPPORT_USER_STRING_DESC == 1U)
+  NULL,
+#endif /* USBD_SUPPORT_USER_STRING_DESC  */
 };
 
 #ifndef USE_USBD_COMPOSITE
@@ -615,6 +618,11 @@ static uint8_t USBD_HID_DataIn(USBD_HandleTypeDef *pdev, uint8_t epnum)
   UNUSED(epnum);
   /* Ensure that the FIFO is empty before a new transfer, this condition could
   be caused by  a new transfer before the end of the previous transfer */
+  if (pdev->pClassDataCmsit[pdev->classId] == NULL)
+  {
+    return (uint8_t)USBD_FAIL;
+  }
+
   ((USBD_HID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId])->state = USBD_HID_IDLE;
 
   return (uint8_t)USBD_OK;