mac80211: Report allocation failure from mesh_path_node_copy.

Now - return the -ENOMEM in case kmalloc fails.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/net/mac80211/mesh_pathtbl.c b/net/mac80211/mesh_pathtbl.c
index 512bfa1..fe1ceee 100644 (file)
--- a/net/mac80211/mesh_pathtbl.c
+++ b/net/mac80211/mesh_pathtbl.c
@@ -469,9 +469,12 @@ static int mesh_path_node_copy(struct hlist_node *p, struct mesh_table *newtbl)
        struct mpath_node *node, *new_node;
        u32 hash_idx;
 
+       new_node = kmalloc(sizeof(struct mpath_node), GFP_KERNEL);
+       if (new_node == NULL)
+               return -ENOMEM;
+
        node = hlist_entry(p, struct mpath_node, list);
        mpath = node->mpath;
-       new_node = kmalloc(sizeof(struct mpath_node), GFP_KERNEL);
        new_node->mpath = mpath;
        hash_idx = mesh_table_hash(mpath->dst, mpath->dev, newtbl);
        hlist_add_head(&new_node->list,