#include <linux/skbuff.h>
#include <linux/rtnetlink.h>
+#include <linux/moduleparam.h>
#include <linux/ip.h>
#include <linux/in.h>
#include <linux/igmp.h>
av.grh.dgid = mcast->mcmember.mgid;
ah = ipoib_create_ah(dev, priv->pd, &av);
- if (!ah) {
- ipoib_warn(priv, "ib_address_create failed\n");
+ if (IS_ERR(ah)) {
+ ipoib_warn(priv, "ib_address_create failed %ld\n",
+ -PTR_ERR(ah));
+ /* use original error */
+ return PTR_ERR(ah);
} else {
spin_lock_irq(&priv->lock);
mcast->ah = ah;
skb->dev = dev;
if (dst)
- n = dst_get_neighbour(dst);
+ n = dst_get_neighbour_raw(dst);
if (!dst || !n) {
/* put pseudoheader back on for next time */
skb_push(skb, sizeof (struct ipoib_pseudoheader));
if (mcast && mcast->ah) {
struct dst_entry *dst = skb_dst(skb);
struct neighbour *n = NULL;
+
+ rcu_read_lock();
if (dst)
n = dst_get_neighbour(dst);
if (n && !*to_ipoib_neigh(n)) {
list_add_tail(&neigh->list, &mcast->neigh_list);
}
}
-
+ rcu_read_unlock();
spin_unlock_irqrestore(&priv->lock, flags);
ipoib_send(dev, skb, mcast->ah, IB_MULTICAST_QPN);
return;