Differential D25246 Diff 73049 sys/ofed/drivers/infiniband/ulp/ipoib/ipoib_multicast.c

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Show First 20 Lines • Show All 107 Lines • ▼ Show 20 Lines	while (n) {
struct ipoib_mcast *mcast;		struct ipoib_mcast *mcast;
int ret;		int ret;

mcast = rb_entry(n, struct ipoib_mcast, rb_node);		mcast = rb_entry(n, struct ipoib_mcast, rb_node);

ret = memcmp(mgid, mcast->mcmember.mgid.raw,		ret = memcmp(mgid, mcast->mcmember.mgid.raw,
sizeof (union ib_gid));		sizeof (union ib_gid));
if (ret < 0)		if (ret < 0)
n = n->rb_left;		n = rb_ptr(n->rb_left);
else if (ret > 0)		else if (ret > 0)
n = n->rb_right;		n = rb_ptr(n->rb_right);
else		else
return mcast;		return mcast;
}		}

return NULL;		return NULL;
}		}

static int __ipoib_mcast_add(struct ipoib_dev_priv *priv,		static int __ipoib_mcast_add(struct ipoib_dev_priv *priv,
struct ipoib_mcast *mcast)		struct ipoib_mcast *mcast)
{		{
struct rb_node *n = &priv->multicast_tree.rb_node, pn = NULL;		struct rb_node *n = &priv->multicast_tree.rb_node, pn = NULL;

while (*n) {		while (rb_ptr(*n)) {
struct ipoib_mcast *tmcast;		struct ipoib_mcast *tmcast;
int ret;		int ret;

pn = *n;		pn = rb_ptr(*n);
tmcast = rb_entry(pn, struct ipoib_mcast, rb_node);		tmcast = rb_entry(pn, struct ipoib_mcast, rb_node);

ret = memcmp(mcast->mcmember.mgid.raw, tmcast->mcmember.mgid.raw,		ret = memcmp(mcast->mcmember.mgid.raw, tmcast->mcmember.mgid.raw,
sizeof (union ib_gid));		sizeof (union ib_gid));
if (ret < 0)		if (ret < 0)
n = &pn->rb_left;		n = &pn->rb_left;
else if (ret > 0)		else if (ret > 0)
n = &pn->rb_right;		n = &pn->rb_right;
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