diff options
Diffstat (limited to 'net/rxrpc/ar-recvmsg.c')
| -rw-r--r-- | net/rxrpc/ar-recvmsg.c | 30 |
1 files changed, 8 insertions, 22 deletions
diff --git a/net/rxrpc/ar-recvmsg.c b/net/rxrpc/ar-recvmsg.c index 0c65013e3bf..e9aaa65c077 100644 --- a/net/rxrpc/ar-recvmsg.c +++ b/net/rxrpc/ar-recvmsg.c @@ -11,6 +11,7 @@ #include <linux/net.h> #include <linux/skbuff.h> +#include <linux/export.h> #include <net/sock.h> #include <net/af_rxrpc.h> #include "ar-internal.h" @@ -142,10 +143,13 @@ int rxrpc_recvmsg(struct kiocb *iocb, struct socket *sock, /* copy the peer address and timestamp */ if (!continue_call) { - if (msg->msg_name && msg->msg_namelen > 0) + if (msg->msg_name) { + size_t len = + sizeof(call->conn->trans->peer->srx); memcpy(msg->msg_name, - &call->conn->trans->peer->srx, - sizeof(call->conn->trans->peer->srx)); + &call->conn->trans->peer->srx, len); + msg->msg_namelen = len; + } sock_recv_ts_and_drops(msg, &rx->sk, skb); } @@ -176,15 +180,7 @@ int rxrpc_recvmsg(struct kiocb *iocb, struct socket *sock, if (copy > len - copied) copy = len - copied; - if (skb->ip_summed == CHECKSUM_UNNECESSARY) { - ret = skb_copy_datagram_iovec(skb, offset, - msg->msg_iov, copy); - } else { - ret = skb_copy_and_csum_datagram_iovec(skb, offset, - msg->msg_iov); - if (ret == -EINVAL) - goto csum_copy_error; - } + ret = skb_copy_datagram_iovec(skb, offset, msg->msg_iov, copy); if (ret < 0) goto copy_error; @@ -343,16 +339,6 @@ copy_error: _leave(" = %d", ret); return ret; -csum_copy_error: - _debug("csum error"); - release_sock(&rx->sk); - if (continue_call) - rxrpc_put_call(continue_call); - rxrpc_kill_skb(skb); - skb_kill_datagram(&rx->sk, skb, flags); - rxrpc_put_call(call); - return -EAGAIN; - wait_interrupted: ret = sock_intr_errno(timeo); wait_error: |