net: check retval of dev_addr_init()

Add missed checking of dev_addr_init return value in alloc_netdev_mq.

Signed-off-by: Jiri Pirko <jpirko@redhat.com>
 net/core/dev.c |   15 ++++++++++++---
 1 files changed, 12 insertions(+), 3 deletions(-)
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/core/dev.c b/net/core/dev.c
index 637ea71..14dd725 100644 (file)
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -5007,13 +5007,16 @@ struct net_device *alloc_netdev_mq(int sizeof_priv, const char *name,
        if (!tx) {
                printk(KERN_ERR "alloc_netdev: Unable to allocate "
                       "tx qdiscs.\n");
-               kfree(p);
-               return NULL;
+               goto free_p;
        }
 
        dev = (struct net_device *)
                (((long)p + NETDEV_ALIGN_CONST) & ~NETDEV_ALIGN_CONST);
        dev->padded = (char *)dev - (char *)p;
+
+       if (dev_addr_init(dev))
+               goto free_tx;
+
        dev_net_set(dev, &init_net);
 
        dev->_tx = tx;
@@ -5022,13 +5025,19 @@ struct net_device *alloc_netdev_mq(int sizeof_priv, const char *name,
 
        dev->gso_max_size = GSO_MAX_SIZE;
 
-       dev_addr_init(dev);
        netdev_init_queues(dev);
 
        INIT_LIST_HEAD(&dev->napi_list);
        setup(dev);
        strcpy(dev->name, name);
        return dev;
+
+free_tx:
+       kfree(tx);
+
+free_p:
+       kfree(p);
+       return NULL;
 }
 EXPORT_SYMBOL(alloc_netdev_mq);