*
* Return:
* 0 if the message digest was successfully calculated;
- * -EINPROGRESS if data is feeded into hardware (DMA) or queued for later;
+ * -EINPROGRESS if data is fed into hardware (DMA) or queued for later;
* -EBUSY if queue is full and request should be resubmitted later;
* other < 0 if an error occurred
*/