net: eepro100: Replace purge_tx_ring() with memset()

This function zeroes-out all the descriptors in the TX ring,
use memset() instead.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>

diff --git a/drivers/net/eepro100.c b/drivers/net/eepro100.c
index 5d11665..6fb9192 100644 (file)
--- a/drivers/net/eepro100.c
+++ b/drivers/net/eepro100.c
@@ -767,23 +767,9 @@ static void init_rx_ring(struct eth_device *dev)
 
 static void purge_tx_ring(struct eth_device *dev)
 {
-       int i;
-
        tx_next = 0;
        tx_threshold = 0x01208000;
-
-       for (i = 0; i < NUM_TX_DESC; i++) {
-               tx_ring[i].status = 0;
-               tx_ring[i].command = 0;
-               tx_ring[i].link = 0;
-               tx_ring[i].tx_desc_addr = 0;
-               tx_ring[i].count = 0;
-
-               tx_ring[i].tx_buf_addr0 = 0;
-               tx_ring[i].tx_buf_size0 = 0;
-               tx_ring[i].tx_buf_addr1 = 0;
-               tx_ring[i].tx_buf_size1 = 0;
-       }
+       memset(tx_ring, 0, sizeof(*tx_ring) * NUM_TX_DESC);
 }
 
 static void read_hw_addr(struct eth_device *dev, bd_t *bis)