diff options
| -rw-r--r-- | net/core/datagram.c | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/net/core/datagram.c b/net/core/datagram.c index e614cfd8e14a..ef81d6ecbe1e 100644 --- a/net/core/datagram.c +++ b/net/core/datagram.c @@ -610,16 +610,10 @@ fault: } EXPORT_SYMBOL(skb_copy_datagram_from_iter); -int __zerocopy_sg_from_iter(struct msghdr *msg, struct sock *sk, - struct sk_buff *skb, struct iov_iter *from, - size_t length) +static int zerocopy_fill_skb_from_iter(struct sock *sk, struct sk_buff *skb, + struct iov_iter *from, size_t length) { - int frag; - - if (msg && msg->msg_ubuf && msg->sg_from_iter) - return msg->sg_from_iter(sk, skb, from, length); - - frag = skb_shinfo(skb)->nr_frags; + int frag = skb_shinfo(skb)->nr_frags; while (length && iov_iter_count(from)) { struct page *head, *last_head = NULL; @@ -692,6 +686,16 @@ int __zerocopy_sg_from_iter(struct msghdr *msg, struct sock *sk, } return 0; } + +int __zerocopy_sg_from_iter(struct msghdr *msg, struct sock *sk, + struct sk_buff *skb, struct iov_iter *from, + size_t length) +{ + if (msg && msg->msg_ubuf && msg->sg_from_iter) + return msg->sg_from_iter(sk, skb, from, length); + else + return zerocopy_fill_skb_from_iter(sk, skb, from, length); +} EXPORT_SYMBOL(__zerocopy_sg_from_iter); /** |