Patch "net: ieee802154: forbid monitor for set llsec params" has been added to the 4.4-stable tree

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This is a note to let you know that I've just added the patch titled

    net: ieee802154: forbid monitor for set llsec params

to the 4.4-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     net-ieee802154-forbid-monitor-for-set-llsec-params.patch
and it can be found in the queue-4.4 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.


>From 88c17855ac4291fb462e13a86b7516773b6c932e Mon Sep 17 00:00:00 2001
From: Alexander Aring <aahringo@xxxxxxxxxx>
Date: Sun, 4 Apr 2021 20:30:41 -0400
Subject: net: ieee802154: forbid monitor for set llsec params

From: Alexander Aring <aahringo@xxxxxxxxxx>

commit 88c17855ac4291fb462e13a86b7516773b6c932e upstream.

This patch forbids to set llsec params for monitor interfaces which we
don't support yet.

Reported-by: syzbot+8b6719da8a04beeafcc3@xxxxxxxxxxxxxxxxxxxxxxxxx
Signed-off-by: Alexander Aring <aahringo@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20210405003054.256017-3-aahringo@xxxxxxxxxx
Signed-off-by: Stefan Schmidt <stefan@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 net/ieee802154/nl802154.c |    3 +++
 1 file changed, 3 insertions(+)

--- a/net/ieee802154/nl802154.c
+++ b/net/ieee802154/nl802154.c
@@ -1367,6 +1367,9 @@ static int nl802154_set_llsec_params(str
 	u32 changed = 0;
 	int ret;
 
+	if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR)
+		return -EOPNOTSUPP;
+
 	if (info->attrs[NL802154_ATTR_SEC_ENABLED]) {
 		u8 enabled;
 


Patches currently in stable-queue which might be from aahringo@xxxxxxxxxx are

queue-4.4/net-ieee802154-fix-nl802154-del-llsec-devkey.patch
queue-4.4/net-ieee802154-fix-nl802154-del-llsec-key.patch
queue-4.4/net-ieee802154-forbid-monitor-for-del-llsec-seclevel.patch
queue-4.4/net-ieee802154-fix-nl802154-add-llsec-key.patch
queue-4.4/net-ieee802154-forbid-monitor-for-set-llsec-params.patch
queue-4.4/net-ieee802154-nl-mac-fix-check-on-panid.patch
queue-4.4/net-mac802154-fix-general-protection-fault.patch
queue-4.4/net-ieee802154-fix-nl802154-del-llsec-dev.patch
queue-4.4/net-ieee802154-stop-dump-llsec-params-for-monitors.patch



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