netdev: bfin_mac: invalid data cache only once for each new rx skb buffer

[safe/jmp/linux-2.6] / drivers / net / dm9000.c

diff --git a/drivers/net/dm9000.c b/drivers/net/dm9000.c
index 989f2be..254b6f7 100644 (file)
--- a/drivers/net/dm9000.c
+++ b/drivers/net/dm9000.c
@@ -33,6 +33,7 @@
 #include <linux/delay.h>
 #include <linux/platform_device.h>
 #include <linux/irq.h>
+#include <linux/slab.h>
 
 #include <asm/delay.h>
 #include <asm/irq.h>
@@ -768,7 +769,7 @@ dm9000_hash_table(struct net_device *dev)
 }
 
 /*
- * Initilize dm9000 board
+ * Initialize dm9000 board
  */
 static void
 dm9000_init_dm9000(struct net_device *dev)
@@ -824,7 +825,7 @@ dm9000_init_dm9000(struct net_device *dev)
        /* Init Driver variable */
        db->tx_pkt_cnt = 0;
        db->queue_pkt_len = 0;
-       dev->trans_start = 0;
+       dev->trans_start = jiffies;
 }
 
 /* Our watchdog timed out. Called by the networking layer */
@@ -842,7 +843,7 @@ static void dm9000_timeout(struct net_device *dev)
        dm9000_reset(db);
        dm9000_init_dm9000(dev);
        /* We can accept TX packets again */
-       dev->trans_start = jiffies;
+       dev->trans_start = jiffies; /* prevent tx timeout */
        netif_wake_queue(dev);
 
        /* Restore previous register address */