Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>

drivers/usb/gadget/pxa27x_udc.c

@@ -602,7 +602,7 @@ static void inc_ep_stats_reqs(struct pxa_ep *ep, int is_in)
 /**
  * inc_ep_stats_bytes - Update ep stats counts
  * @ep: physical endpoint
- * @count: bytes transfered on endpoint
+ * @count: bytes transferred on endpoint
  * @is_in: ep direction (USB_DIR_IN or 0)
  */
 static void inc_ep_stats_bytes(struct pxa_ep *ep, int count, int is_in)
@@ -877,7 +877,7 @@ static void nuke(struct pxa_ep *ep, int status)
  * If there is less space in request than bytes received in OUT endpoint,
  * bytes are left in the OUT endpoint.
  *
- * Returns how many bytes were actually transfered
+ * Returns how many bytes were actually transferred
  */
 static int read_packet(struct pxa_ep *ep, struct pxa27x_request *req)
 {
@@ -914,7 +914,7 @@ static int read_packet(struct pxa_ep *ep, struct pxa27x_request *req)
  * endpoint. If there are no bytes to transfer, doesn't write anything
  * to physical endpoint.
  *
- * Returns how many bytes were actually transfered.
+ * Returns how many bytes were actually transferred.
  */
 static int write_packet(struct pxa_ep *ep, struct pxa27x_request *req,
 			unsigned int max)
@@ -991,7 +991,7 @@ static int read_fifo(struct pxa_ep *ep, struct pxa27x_request *req)
  * caller guarantees at least one packet buffer is ready (or a zlp).
  * Doesn't complete the request, that's the caller's job
  *
- * Returns 1 if request fully transfered, 0 if partial transfer
+ * Returns 1 if request fully transferred, 0 if partial transfer
  */
 static int write_fifo(struct pxa_ep *ep, struct pxa27x_request *req)
 {
@@ -1094,7 +1094,7 @@ static int read_ep0_fifo(struct pxa_ep *ep, struct pxa27x_request *req)
  * Sends a request (or a part of the request) to the control endpoint (ep0 in).
  * If the request doesn't fit, the remaining part will be sent from irq.
  * The request is considered fully written only if either :
- *   - last write transfered all remaining bytes, but fifo was not fully filled
+ *   - last write transferred all remaining bytes, but fifo was not fully filled
  *   - last write was a 0 length write
  *
  * Returns 1 if request fully written, 0 if request only partially sent
@@ -1548,7 +1548,7 @@ static int pxa_udc_get_frame(struct usb_gadget *_gadget)
  * pxa_udc_wakeup - Force udc device out of suspend
  * @_gadget: usb gadget
  *
- * Returns 0 if successfull, error code otherwise
+ * Returns 0 if successful, error code otherwise
  */
 static int pxa_udc_wakeup(struct usb_gadget *_gadget)
 {