pvc->state.becn ^= 1;
}
- if ((skb = skb_share_check(skb, GFP_ATOMIC)) == NULL) {
+ skb = skb_share_check(skb, GFP_ATOMIC);
+ if (!skb) {
frad->stats.rx_dropped++;
return NET_RX_DROP;
}
struct net_device *dev;
int used;
- if ((pvc = add_pvc(frad, dlci)) == NULL) {
+ pvc = add_pvc(frad, dlci);
+ if (!pvc) {
netdev_warn(frad, "Memory squeeze on fr_add_pvc()\n");
return -ENOBUFS;
}
struct pvc_device *pvc;
struct net_device *dev;
- if ((pvc = find_pvc(hdlc, dlci)) == NULL)
+ pvc = find_pvc(hdlc, dlci);
+ if (!pvc)
return -ENOENT;
- if ((dev = *get_dev_p(pvc, type)) == NULL)
+ dev = *get_dev_p(pvc, type);
+ if (!dev)
return -ENOENT;
if (dev->flags & IFF_UP)