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From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Alexander Aring <aahringo@redhat.com>,
	syzbot+8b6719da8a04beeafcc3@syzkaller.appspotmail.com,
	Stefan Schmidt <stefan@datenfreihafen.org>,
	Sasha Levin <sashal@kernel.org>,
	linux-wpan@vger.kernel.org, netdev@vger.kernel.org
Subject: [PATCH AUTOSEL 5.4 19/39] net: ieee802154: forbid monitor for set llsec params
Date: Mon, 12 Apr 2021 12:24:41 -0400
Message-ID: <20210412162502.314854-19-sashal@kernel.org> (raw)
In-Reply-To: <20210412162502.314854-1-sashal@kernel.org>

From: Alexander Aring <aahringo@redhat.com>

[ Upstream commit 88c17855ac4291fb462e13a86b7516773b6c932e ]

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

Reported-by: syzbot+8b6719da8a04beeafcc3@syzkaller.appspotmail.com
Signed-off-by: Alexander Aring <aahringo@redhat.com>
Link: https://lore.kernel.org/r/20210405003054.256017-3-aahringo@redhat.com
Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 net/ieee802154/nl802154.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c
index c398f1ac74b8..748e0aac0b78 100644
--- a/net/ieee802154/nl802154.c
+++ b/net/ieee802154/nl802154.c
@@ -1400,6 +1400,9 @@ static int nl802154_set_llsec_params(struct sk_buff *skb,
 	u32 changed = 0;
 	int ret;
 
+	if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR)
+		return -EOPNOTSUPP;
+
 	if (info->attrs[NL802154_ATTR_SEC_ENABLED]) {
 		u8 enabled;
 
-- 
2.30.2


  parent reply index

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-12 16:24 [PATCH AUTOSEL 5.4 01/39] net: ieee802154: fix nl802154 del llsec key Sasha Levin
2021-04-12 16:24 ` [PATCH AUTOSEL 5.4 02/39] net: ieee802154: fix nl802154 del llsec dev Sasha Levin
2021-04-12 16:24 ` [PATCH AUTOSEL 5.4 03/39] net: ieee802154: fix nl802154 add llsec key Sasha Levin
2021-04-12 16:24 ` [PATCH AUTOSEL 5.4 04/39] net: ieee802154: fix nl802154 del llsec devkey Sasha Levin
2021-04-12 16:24 ` [PATCH AUTOSEL 5.4 05/39] net: ieee802154: nl-mac: fix check on panid Sasha Levin
2021-04-12 16:24 ` [PATCH AUTOSEL 5.4 14/39] drivers: net: fix memory leak in atusb_probe Sasha Levin
2021-04-12 16:24 ` Sasha Levin [this message]
2021-04-12 16:24 ` [PATCH AUTOSEL 5.4 20/39] net: ieee802154: stop dump llsec keys for monitors Sasha Levin
2021-04-12 16:24 ` [PATCH AUTOSEL 5.4 21/39] net: ieee802154: forbid monitor for add llsec key Sasha Levin
2021-04-12 16:24 ` [PATCH AUTOSEL 5.4 22/39] net: ieee802154: forbid monitor for del " Sasha Levin
2021-04-12 16:24 ` [PATCH AUTOSEL 5.4 23/39] net: ieee802154: stop dump llsec devs for monitors Sasha Levin
2021-04-12 16:24 ` [PATCH AUTOSEL 5.4 24/39] net: ieee802154: forbid monitor for add llsec dev Sasha Levin
2021-04-12 16:24 ` [PATCH AUTOSEL 5.4 25/39] net: ieee802154: forbid monitor for del " Sasha Levin
2021-04-12 16:24 ` [PATCH AUTOSEL 5.4 26/39] net: ieee802154: stop dump llsec devkeys for monitors Sasha Levin
2021-04-12 16:24 ` [PATCH AUTOSEL 5.4 27/39] net: ieee802154: forbid monitor for add llsec devkey Sasha Levin
2021-04-12 16:24 ` [PATCH AUTOSEL 5.4 28/39] net: ieee802154: forbid monitor for del " Sasha Levin
2021-04-12 16:24 ` [PATCH AUTOSEL 5.4 29/39] net: ieee802154: stop dump llsec seclevels for monitors Sasha Levin
2021-04-12 16:24 ` [PATCH AUTOSEL 5.4 30/39] net: ieee802154: forbid monitor for add llsec seclevel Sasha Levin
2021-04-12 16:24 ` [PATCH AUTOSEL 5.4 31/39] net: ieee802154: forbid monitor for del " Sasha Levin
2021-04-12 16:24 ` [PATCH AUTOSEL 5.4 32/39] net: ieee802154: stop dump llsec params for monitors Sasha Levin
2021-04-12 16:24 ` [PATCH AUTOSEL 5.4 33/39] net: mac802154: Fix general protection fault Sasha Levin

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