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path: root/drivers/net/ethernet/qualcomm/rmnet
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Diffstat (limited to 'drivers/net/ethernet/qualcomm/rmnet')
-rw-r--r--drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c5
-rw-r--r--drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c10
2 files changed, 5 insertions, 10 deletions
diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c
index 98f22551eb45..1e33aea59f50 100644
--- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c
+++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c
@@ -51,10 +51,7 @@ struct rmnet_walk_data {
static int rmnet_is_real_dev_registered(const struct net_device *real_dev)
{
- rx_handler_func_t *rx_handler;
-
- rx_handler = rcu_dereference(real_dev->rx_handler);
- return (rx_handler == rmnet_rx_handler);
+ return rcu_access_pointer(real_dev->rx_handler) == rmnet_rx_handler;
}
/* Needs rtnl lock */
diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c
index 557c9bf1a469..86b8c758f94e 100644
--- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c
+++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c
@@ -84,6 +84,10 @@ struct sk_buff *rmnet_map_deaggregate(struct sk_buff *skb)
if (((int)skb->len - (int)packet_len) < 0)
return NULL;
+ /* Some hardware can send us empty frames. Catch them */
+ if (ntohs(maph->pkt_len) == 0)
+ return NULL;
+
skbn = alloc_skb(packet_len + RMNET_MAP_DEAGGR_SPACING, GFP_ATOMIC);
if (!skbn)
return NULL;
@@ -94,11 +98,5 @@ struct sk_buff *rmnet_map_deaggregate(struct sk_buff *skb)
memcpy(skbn->data, skb->data, packet_len);
skb_pull(skb, packet_len);
- /* Some hardware can send us empty frames. Catch them */
- if (ntohs(maph->pkt_len) == 0) {
- kfree_skb(skb);
- return NULL;
- }
-
return skbn;
}
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