net: ena: Remove an unused field

Remove io_sq->header_addr field because it is no longer
in use.
LLQ was updated to support a bounce buffer so there is
no need in saving the header address of the sq.
Signed-off-by: Nati Koler <nkoler@amazon.com>
Signed-off-by: David Arinzon <darinzon@amazon.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>

drivers/net/ethernet/amazon/ena/ena_com.c

@@ -1284,9 +1284,6 @@ static int ena_com_create_io_sq(struct ena_com_dev *ena_dev,
 		(uintptr_t)cmd_completion.sq_doorbell_offset);
 
 	if (io_sq->mem_queue_type == ENA_ADMIN_PLACEMENT_POLICY_DEV) {
-		io_sq->header_addr = (u8 __iomem *)((uintptr_t)ena_dev->mem_bar
-				+ cmd_completion.llq_headers_offset);
-
 		io_sq->desc_addr.pbuf_dev_addr =
 			(u8 __iomem *)((uintptr_t)ena_dev->mem_bar +
 			cmd_completion.llq_descriptors_offset);

drivers/net/ethernet/amazon/ena/ena_com.h

@@ -158,7 +158,6 @@ struct ena_com_io_sq {
 	struct ena_com_io_desc_addr desc_addr;
 
 	u32 __iomem *db_addr;
-	u8 __iomem *header_addr;
 
 	enum queue_direction direction;
 	enum ena_admin_placement_policy_type mem_queue_type;