i40e: fix typo in function description

'bufer' should be 'buffer'
Signed-off-by: NAlan Brady <alan.brady@intel.com>
Tested-by: NAndrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: NJeff Kirsher <jeffrey.t.kirsher@intel.com>

drivers/net/ethernet/intel/i40e/i40e_txrx.c

@@ -1991,7 +1991,7 @@ static struct sk_buff *i40e_build_skb(struct i40e_ring *rx_ring,
  * @rx_buffer: rx buffer to pull data from
  *
  * This function will clean up the contents of the rx_buffer.  It will
- * either recycle the bufer or unmap it and free the associated resources.
+ * either recycle the buffer or unmap it and free the associated resources.
  */
 static void i40e_put_rx_buffer(struct i40e_ring *rx_ring,
 			       struct i40e_rx_buffer *rx_buffer)

drivers/net/ethernet/intel/i40evf/i40e_txrx.c

@@ -1273,7 +1273,7 @@ static struct sk_buff *i40e_build_skb(struct i40e_ring *rx_ring,
  * @rx_buffer: rx buffer to pull data from
  *
  * This function will clean up the contents of the rx_buffer.  It will
- * either recycle the bufer or unmap it and free the associated resources.
+ * either recycle the buffer or unmap it and free the associated resources.
  */
 static void i40e_put_rx_buffer(struct i40e_ring *rx_ring,
 			       struct i40e_rx_buffer *rx_buffer)