tap: export skb_array

[mirror_ubuntu-bionic-kernel.git] / drivers / net / tap.c

diff --git a/drivers/net/tap.c b/drivers/net/tap.c
index 4d4173d25dd0afb01f19395a5938f2d8bea24ba7..abdaf867774d2562aca8b388a8fa160b6fa2461d 100644 (file)
--- a/drivers/net/tap.c
+++ b/drivers/net/tap.c
@@ -1193,6 +1193,19 @@ struct socket *tap_get_socket(struct file *file)
 }
 EXPORT_SYMBOL_GPL(tap_get_socket);
 
+struct skb_array *tap_get_skb_array(struct file *file)
+{
+       struct tap_queue *q;
+
+       if (file->f_op != &tap_fops)
+               return ERR_PTR(-EINVAL);
+       q = file->private_data;
+       if (!q)
+               return ERR_PTR(-EBADFD);
+       return &q->skb_array;
+}
+EXPORT_SYMBOL_GPL(tap_get_skb_array);
+
 int tap_queue_resize(struct tap_dev *tap)
 {
        struct net_device *dev = tap->dev;