[openib-general] [PATCH][9/11] IB/ipoib: small fixes

[Roland Dreier]

From: Shirley Ma <xma at us.ibm.com>

IPoIB small fixes: Initialize path->ah to NULL, and fix dereference
after free of neigh in error path of neigh_add_path().

Signed-off-by: Shirley Ma <xma at us.ibm.com>
Signed-off-by: Roland Dreier <roland at topspin.com>


--- linux-export.orig/drivers/infiniband/ulp/ipoib/ipoib_main.c	2005-03-02 20:26:13.207621227 -0800
+++ linux-export/drivers/infiniband/ulp/ipoib/ipoib_main.c	2005-03-02 20:26:13.653524436 -0800
@@ -346,8 +346,9 @@
 	if (!path)
 		return NULL;
 
-	path->dev = dev;
+	path->dev          = dev;
 	path->pathrec.dlid = 0;
+	path->ah           = NULL;
 
 	skb_queue_head_init(&path->queue);
 
@@ -450,8 +451,8 @@
 err:
 	*to_ipoib_neigh(skb->dst->neighbour) = NULL;
 	list_del(&neigh->list);
-	kfree(neigh);
 	neigh->neighbour->ops->destructor = NULL;
+	kfree(neigh);
 
 	++priv->stats.tx_dropped;
 	dev_kfree_skb_any(skb);