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Fix: Checks whether the input parameter is empty

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Signed-off-by: YOUR_NAME <wangyipeng11@huawei.com>
This commit is contained in:
YOUR_NAME
2022-03-03 10:57:12 +08:00
parent 2057fce47e
commit f52c444deb
1 changed files with 8 additions and 0 deletions
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services/native/src/usb_service.cpp
+8
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@@ -620,6 +620,10 @@ int32_t UsbService::UnRegBulkCallback(const UsbDev &devInfo, const UsbPipe &pipe
int32_t UsbService::BulkRead(const UsbDev &devInfo, const UsbPipe &pipe, sptr<Ashmem> &ashmem)
{
if (ashmem == nullptr) {
USB_HILOGE(MODULE_USB_SERVICE, "%{public}s:%{public}d BulkRead error ashmem", __func__, __LINE__);
return UEC_SERVICE_INVALID_VALUE;
}
int32_t ret = UsbdClient::GetInstance().BulkRead(devInfo, pipe, ashmem);
if (UEC_OK != ret) {
USB_HILOGE(MODULE_USB_SERVICE, "%{public}s:%{public}d BulkRead error ret:%{public}d", __func__, __LINE__, ret);
@@ -629,6 +633,10 @@ int32_t UsbService::BulkRead(const UsbDev &devInfo, const UsbPipe &pipe, sptr<As
int32_t UsbService::BulkWrite(const UsbDev &devInfo, const UsbPipe &pipe, sptr<Ashmem> &ashmem)
{
if (ashmem == nullptr) {
USB_HILOGE(MODULE_USB_SERVICE, "%{public}s:%{public}d BulkWrite error ashmem", __func__, __LINE__);
return UEC_SERVICE_INVALID_VALUE;
}
int32_t ret = UsbdClient::GetInstance().BulkWrite(devInfo, pipe, ashmem);
if (UEC_OK != ret) {
USB_HILOGE(MODULE_USB_SERVICE, "%{public}s:%{public}d BulkWrite error ret:%{public}d", __func__, __LINE__, ret);