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authorAlexander Aring <aahringo@redhat.com>2021-04-05 03:30:54 +0300
committerStefan Schmidt <stefan@datenfreihafen.org>2021-04-06 23:34:38 +0300
commit1534efc7bbc1121e92c86c2dabebaf2c9dcece19 (patch)
tree80fdde2384e7d136fc1463bfb83d1cecb8d0e77b /net/ieee802154/nl802154.c
parent9dde130937e95b72adfae64ab21d6e7e707e2dac (diff)
downloadlinux-1534efc7bbc1121e92c86c2dabebaf2c9dcece19.tar.xz
net: ieee802154: stop dump llsec params for monitors
This patch stops dumping llsec params for monitors which we don't support yet. Otherwise we will access llsec mib which isn't initialized for monitors. Reported-by: syzbot+cde43a581a8e5f317bc2@syzkaller.appspotmail.com Signed-off-by: Alexander Aring <aahringo@redhat.com> Link: https://lore.kernel.org/r/20210405003054.256017-16-aahringo@redhat.com Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>
Diffstat (limited to 'net/ieee802154/nl802154.c')
-rw-r--r--net/ieee802154/nl802154.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c
index effc4c1a4780..05f6bd89a7dd 100644
--- a/net/ieee802154/nl802154.c
+++ b/net/ieee802154/nl802154.c
@@ -820,8 +820,13 @@ nl802154_send_iface(struct sk_buff *msg, u32 portid, u32 seq, int flags,
goto nla_put_failure;
#ifdef CONFIG_IEEE802154_NL802154_EXPERIMENTAL
+ if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR)
+ goto out;
+
if (nl802154_get_llsec_params(msg, rdev, wpan_dev) < 0)
goto nla_put_failure;
+
+out:
#endif /* CONFIG_IEEE802154_NL802154_EXPERIMENTAL */
genlmsg_end(msg, hdr);