NULL noise in drivers/net

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/wan/lmc/lmc_main.c b/drivers/net/wan/lmc/lmc_main.c
index 37c52e1..6635ece 100644
--- a/drivers/net/wan/lmc/lmc_main.c
+++ b/drivers/net/wan/lmc/lmc_main.c
@@ -491,13 +491,13 @@
                     int pos;
                     int timeout = 500000;
 
-                    if(xc.data == 0x0){
+                    if (!xc.data) {
                             ret = -EINVAL;
                             break;
                     }
 
                     data = kmalloc(xc.len, GFP_KERNEL);
-                    if(data == 0x0){
+                    if (!data) {
                             printk(KERN_WARNING "%s: Failed to allocate memory for copy\n", dev->name);
                             ret = -ENOMEM;
                             break;
@@ -1643,7 +1643,7 @@
          * just allocate an skb buff and continue.
          */
         
-        if(skb == 0x0){
+        if (!skb) {
             nsb = dev_alloc_skb (LMC_PKT_BUF_SZ + 2);
             if (nsb) {
                 sc->lmc_rxq[i] = nsb;