staging: et131x: remove unnecessary pointer typecast

Signed-off-by: ZHAO Gang <gamerh2o@gmail.com>
Acked-by: Mark Einon <mark.einon@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/et131x/et131x.c b/drivers/staging/et131x/et131x.c
index 89bd8ca..fdb19df 100644 (file)
--- a/drivers/staging/et131x/et131x.c
+++ b/drivers/staging/et131x/et131x.c
@@ -1798,7 +1798,7 @@ static void et131x_config_rx_dma_regs(struct et131x_adapter *adapter)
                }
 
                /* Now's the best time to initialize FBR contents */
-               fbr_entry = (struct fbr_desc *) fbr->ring_virtaddr;
+               fbr_entry = fbr->ring_virtaddr;
                for (entry = 0; entry < fbr->num_entries; entry++) {
                        fbr_entry->addr_hi = fbr->bus_high[entry];
                        fbr_entry->addr_lo = fbr->bus_low[entry];
@@ -2290,8 +2290,8 @@ static void et131x_rx_dma_memory_free(struct et131x_adapter *adapter)
        WARN_ON(rx_ring->num_ready_recv != rx_ring->num_rfd);
 
        while (!list_empty(&rx_ring->recv_list)) {
-               rfd = (struct rfd *) list_entry(rx_ring->recv_list.next,
-                               struct rfd, list_node);
+               rfd = list_entry(rx_ring->recv_list.next,
+                                struct rfd, list_node);
 
                list_del(&rfd->list_node);
                rfd->skb = NULL;
@@ -2536,7 +2536,7 @@ static struct rfd *nic_rx_pkts(struct et131x_adapter *adapter)
        spin_lock_irqsave(&adapter->rcv_lock, flags);
 
        element = rx_local->recv_list.next;
-       rfd = (struct rfd *) list_entry(element, struct rfd, list_node);
+       rfd = list_entry(element, struct rfd, list_node);
 
        if (!rfd) {
                spin_unlock_irqrestore(&adapter->rcv_lock, flags);
@@ -2713,11 +2713,10 @@ static int et131x_tx_dma_memory_alloc(struct et131x_adapter *adapter)
                return -ENOMEM;
 
        desc_size = (sizeof(struct tx_desc) * NUM_DESC_PER_RING_TX);
-       tx_ring->tx_desc_ring =
-           (struct tx_desc *) dma_alloc_coherent(&adapter->pdev->dev,
-                                                 desc_size,
-                                                 &tx_ring->tx_desc_ring_pa,
-                                                 GFP_KERNEL);
+       tx_ring->tx_desc_ring = dma_alloc_coherent(&adapter->pdev->dev,
+                                                  desc_size,
+                                                  &tx_ring->tx_desc_ring_pa,
+                                                  GFP_KERNEL);
        if (!adapter->tx_ring.tx_desc_ring) {
                dev_err(&adapter->pdev->dev,
                        "Cannot alloc memory for Tx Ring\n");
@@ -3090,9 +3089,8 @@ static inline void free_send_packet(struct et131x_adapter *adapter,
                 * they point to
                 */
                do {
-                       desc = (struct tx_desc *)
-                                   (adapter->tx_ring.tx_desc_ring +
-                                               INDEX10(tcb->index_start));
+                       desc = adapter->tx_ring.tx_desc_ring +
+                              INDEX10(tcb->index_start);
 
                        dma_addr = desc->addr_lo;
                        dma_addr |= (u64)desc->addr_hi << 32;