diff options
Diffstat (limited to 'io_uring/cmd_net.c')
| -rw-r--r-- | io_uring/cmd_net.c | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/io_uring/cmd_net.c b/io_uring/cmd_net.c index 27a09aa4c9d0..19d3ce2bd20a 100644 --- a/io_uring/cmd_net.c +++ b/io_uring/cmd_net.c @@ -127,11 +127,31 @@ static int io_uring_cmd_timestamp(struct socket *sock, if (!unlikely(skb_queue_empty(&list))) { scoped_guard(spinlock_irqsave, &q->lock) - skb_queue_splice(q, &list); + skb_queue_splice(&list, q); } return -EAGAIN; } +static int io_uring_cmd_getsockname(struct socket *sock, + struct io_uring_cmd *cmd, + unsigned int issue_flags) +{ + const struct io_uring_sqe *sqe = cmd->sqe; + struct sockaddr __user *uaddr; + unsigned int peer; + int __user *ulen; + + if (sqe->ioprio || sqe->__pad1 || sqe->len || sqe->rw_flags) + return -EINVAL; + + uaddr = u64_to_user_ptr(READ_ONCE(sqe->addr)); + ulen = u64_to_user_ptr(sqe->addr3); + peer = READ_ONCE(sqe->optlen); + if (peer > 1) + return -EINVAL; + return do_getsockname(sock, peer, uaddr, ulen); +} + int io_uring_cmd_sock(struct io_uring_cmd *cmd, unsigned int issue_flags) { struct socket *sock = cmd->file->private_data; @@ -159,6 +179,8 @@ int io_uring_cmd_sock(struct io_uring_cmd *cmd, unsigned int issue_flags) return io_uring_cmd_setsockopt(sock, cmd, issue_flags); case SOCKET_URING_OP_TX_TIMESTAMP: return io_uring_cmd_timestamp(sock, cmd, issue_flags); + case SOCKET_URING_OP_GETSOCKNAME: + return io_uring_cmd_getsockname(sock, cmd, issue_flags); default: return -EOPNOTSUPP; } |