NetXen: Fix softlockup seen during hardware access

[powerpc.git] / drivers / net / slip.c

diff --git a/drivers/net/slip.c b/drivers/net/slip.c
index 39c2152..2f4b1de 100644 (file)
--- a/drivers/net/slip.c
+++ b/drivers/net/slip.c
@@ -229,10 +229,10 @@ static int sl_realloc_bufs(struct slip *sl, int mtu)
        if (len < 576 * 2)
                len = 576 * 2;
 
-       xbuff = (unsigned char *) kmalloc (len + 4, GFP_ATOMIC);
-       rbuff = (unsigned char *) kmalloc (len + 4, GFP_ATOMIC);
+       xbuff = kmalloc(len + 4, GFP_ATOMIC);
+       rbuff = kmalloc(len + 4, GFP_ATOMIC);
 #ifdef SL_INCLUDE_CSLIP
-       cbuff = (unsigned char *) kmalloc (len + 4, GFP_ATOMIC);
+       cbuff = kmalloc(len + 4, GFP_ATOMIC);
 #endif
 
 
@@ -1343,15 +1343,12 @@ static int __init slip_init(void)
        printk(KERN_INFO "SLIP linefill/keepalive option.\n");
 #endif
 
-       slip_devs = kmalloc(sizeof(struct net_device *)*slip_maxdev, GFP_KERNEL);
+       slip_devs = kzalloc(sizeof(struct net_device *)*slip_maxdev, GFP_KERNEL);
        if (!slip_devs) {
                printk(KERN_ERR "SLIP: Can't allocate slip devices array!  Uaargh! (-> No SLIP available)\n");
                return -ENOMEM;
        }
 
-       /* Clear the pointer array, we allocate devices when we need them */
-       memset(slip_devs, 0, sizeof(struct net_device *)*slip_maxdev);
-
        /* Fill in our line protocol discipline, and register it */
        if ((status = tty_register_ldisc(N_SLIP, &sl_ldisc)) != 0)  {
                printk(KERN_ERR "SLIP: can't register line discipline (err = %d)\n", status);