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Subject[PATCH 1/2] net: qrtr: Broadcast messages only from control port
Date
The broadcast node id should only be sent with the control port id.

Signed-off-by: Arun Kumar Neelakantam <aneela@codeaurora.org>
---
net/qrtr/qrtr.c | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/net/qrtr/qrtr.c b/net/qrtr/qrtr.c
index 2aa07b5..7ffc9a3 100644
--- a/net/qrtr/qrtr.c
+++ b/net/qrtr/qrtr.c
@@ -764,6 +764,10 @@ 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 {
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project
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