Commit 5860ae76 authored by Arun Kumar Neelakantam's avatar Arun Kumar Neelakantam Committed by Greg Kroah-Hartman

net: qrtr: Broadcast messages only from control port

[ Upstream commit fdf5fd39 ]

The broadcast node id should only be sent with the control port id.
Signed-off-by: default avatarArun Kumar Neelakantam <aneela@codeaurora.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
Signed-off-by: default avatarSasha Levin <alexander.levin@microsoft.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 8e39e96f
......@@ -710,6 +710,10 @@ static int qrtr_sendmsg(struct socket *sock, struct msghdr *msg, size_t len)
node = NULL;
if (addr->sq_node == QRTR_NODE_BCAST) {
enqueue_fn = qrtr_bcast_enqueue;
if (addr->sq_port != QRTR_PORT_CTRL) {
release_sock(sk);
return -ENOTCONN;
}
} else if (addr->sq_node == ipc->us.sq_node) {
enqueue_fn = qrtr_local_enqueue;
} else {
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment