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From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: linux-kernel@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	stable@vger.kernel.org, Loic Poulain <loic.poulain@linaro.org>,
	Jakub Kicinski <kuba@kernel.org>, Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.4 02/13] net: qrtr: Fix port ID for control messages
Date: Mon, 22 Feb 2021 13:13:19 +0100	[thread overview]
Message-ID: <20210222121017.137917943@linuxfoundation.org> (raw)
In-Reply-To: <20210222121013.583922436@linuxfoundation.org>

From: Loic Poulain <loic.poulain@linaro.org>

[ Upstream commit ae068f561baa003d260475c3e441ca454b186726 ]

The port ID for control messages was uncorrectly set with broadcast
node ID value, causing message to be dropped on remote side since
not passing packet filtering (cb->dst_port != QRTR_PORT_CTRL).

Fixes: d27e77a3de28 ("net: qrtr: Reset the node and port ID of broadcast messages")
Signed-off-by: Loic Poulain <loic.poulain@linaro.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 net/qrtr/qrtr.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/qrtr/qrtr.c b/net/qrtr/qrtr.c
index d6d2736ec9273..ef602976bb2c8 100644
--- a/net/qrtr/qrtr.c
+++ b/net/qrtr/qrtr.c
@@ -187,7 +187,7 @@ static int qrtr_node_enqueue(struct qrtr_node *node, struct sk_buff *skb,
 	hdr->src_port_id = cpu_to_le32(from->sq_port);
 	if (to->sq_port == QRTR_PORT_CTRL) {
 		hdr->dst_node_id = cpu_to_le32(node->nid);
-		hdr->dst_port_id = cpu_to_le32(QRTR_NODE_BCAST);
+		hdr->dst_port_id = cpu_to_le32(QRTR_PORT_CTRL);
 	} else {
 		hdr->dst_node_id = cpu_to_le32(to->sq_node);
 		hdr->dst_port_id = cpu_to_le32(to->sq_port);
-- 
2.27.0




  parent reply	other threads:[~2021-02-22 12:33 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-22 12:13 [PATCH 5.4 00/13] 5.4.100-rc1 review Greg Kroah-Hartman
2021-02-22 12:13 ` [PATCH 5.4 01/13] KVM: SEV: fix double locking due to incorrect backport Greg Kroah-Hartman
2021-02-22 12:13 ` Greg Kroah-Hartman [this message]
2021-02-22 12:13 ` [PATCH 5.4 03/13] net: bridge: Fix a warning when del bridge sysfs Greg Kroah-Hartman
2021-02-22 12:13 ` [PATCH 5.4 04/13] Xen/x86: dont bail early from clear_foreign_p2m_mapping() Greg Kroah-Hartman
2021-02-22 12:13 ` [PATCH 5.4 05/13] Xen/x86: also check kernel mapping in set_foreign_p2m_mapping() Greg Kroah-Hartman
2021-02-22 12:13 ` [PATCH 5.4 06/13] Xen/gntdev: correct dev_bus_addr handling in gntdev_map_grant_pages() Greg Kroah-Hartman
2021-02-22 12:13 ` [PATCH 5.4 07/13] Xen/gntdev: correct error checking " Greg Kroah-Hartman
2021-02-22 12:13 ` [PATCH 5.4 08/13] xen/arm: dont ignore return errors from set_phys_to_machine Greg Kroah-Hartman
2021-02-22 12:13 ` [PATCH 5.4 09/13] xen-blkback: dont "handle" error by BUG() Greg Kroah-Hartman
2021-02-22 12:13 ` [PATCH 5.4 10/13] xen-netback: " Greg Kroah-Hartman
2021-02-22 12:13 ` [PATCH 5.4 11/13] xen-scsiback: " Greg Kroah-Hartman
2021-02-22 12:13 ` [PATCH 5.4 12/13] xen-blkback: fix error handling in xen_blkbk_map() Greg Kroah-Hartman
2021-02-22 12:13 ` [PATCH 5.4 13/13] media: pwc: Use correct device for DMA Greg Kroah-Hartman
2021-02-22 18:10 ` [PATCH 5.4 00/13] 5.4.100-rc1 review Florian Fainelli
2021-02-22 21:28 ` Guenter Roeck
2021-02-22 21:35 ` Igor
2021-02-23  7:16 ` Naresh Kamboju
2021-02-23 14:47 ` Jon Hunter
2021-02-23 15:06   ` Jon Hunter
2021-02-25  8:20     ` Greg Kroah-Hartman
2021-02-23 21:12 ` Shuah Khan

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