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fix msc device driver logic

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This commit is contained in:
hathach
2018-05-08 16:30:07 +07:00
parent 14471f3154
commit f25cf35634
2 changed files with 4 additions and 4 deletions
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4
tinyusb/class/msc/msc_device.c
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@@ -211,7 +211,7 @@ tusb_error_t mscd_xfer_cb(uint8_t rhport, uint8_t ep_addr, tusb_event_t event, u
}
else
{
p_msc->data_len = tud_msc_scsi_cb(rhport, p_cbw->lun, p_cbw->command, _mscd_buf, &p_msc->data_len);
p_msc->data_len = tud_msc_scsi_cb(rhport, p_cbw->lun, p_cbw->command, _mscd_buf, p_msc->data_len);
p_csw->status = (p_msc->data_len >= 0) ? MSC_CSW_STATUS_PASSED : MSC_CSW_STATUS_FAILED;
TU_ASSERT( p_cbw->xfer_bytes >= p_msc->data_len, TUSB_ERROR_INVALID_PARA ); // cannot return more than host expect
@@ -329,7 +329,7 @@ static void proc_read10_write10(uint8_t rhport, mscd_interface_t* p_msc)
// Write10 callback will be called later when usb transfer complete
if (SCSI_CMD_READ_10 == p_cbw->command[0])
{
int32_t rd_cnt = tud_msc_read10_cb (rhport, p_cbw->lun, lba, p_msc->xferred_len, _mscd_buf, (uint32_t) xfer_bytes);
xfer_bytes = tud_msc_read10_cb (rhport, p_cbw->lun, lba, p_msc->xferred_len, _mscd_buf, (uint32_t) xfer_bytes);
}
if ( xfer_bytes < 0 )