From: Bjorn Andersson quic_bjorande@quicinc.com
[ Upstream commit 3e74ec2f39362bffbd42854acbb67c7f4cb808f9 ]
In the event that an intent advertisement arrives on an unknown channel the fifo is not advanced, resulting in the same message being handled over and over.
Fixes: dacbb35e930f ("rpmsg: glink: Receive and store the remote intent buffers") Signed-off-by: Bjorn Andersson quic_bjorande@quicinc.com Reviewed-by: Chris Lew quic_clew@quicinc.com Signed-off-by: Bjorn Andersson andersson@kernel.org Link: https://lore.kernel.org/r/20230214234231.2069751-1-quic_bjorande@quicinc.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/rpmsg/qcom_glink_native.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/rpmsg/qcom_glink_native.c b/drivers/rpmsg/qcom_glink_native.c index 13c31372337a2..fd4c2f0fa4b1f 100644 --- a/drivers/rpmsg/qcom_glink_native.c +++ b/drivers/rpmsg/qcom_glink_native.c @@ -929,6 +929,7 @@ static void qcom_glink_handle_intent(struct qcom_glink *glink, spin_unlock_irqrestore(&glink->idr_lock, flags); if (!channel) { dev_err(glink->dev, "intents for non-existing channel\n"); + qcom_glink_rx_advance(glink, ALIGN(msglen, 8)); return; }