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net: ieee802154: fix nl802154 del llsec devkey
authorAlexander Aring <aahringo@redhat.com>
Sun, 21 Feb 2021 17:43:21 +0000 (12:43 -0500)
committerStefan Schmidt <stefan@datenfreihafen.org>
Wed, 24 Feb 2021 13:34:35 +0000 (14:34 +0100)
commit27c746869e1a135dffc2f2a80715bb7aa00445b4
tree9098ca3e41b826e221be4548ed5104054c03695e
parent20d5fe2d7103f5c43ad11a3d6d259e9d61165c35
net: ieee802154: fix nl802154 del llsec devkey

This patch fixes a nullpointer dereference if NL802154_ATTR_SEC_DEVKEY is
not set by the user. If this is the case nl802154 will return -EINVAL.

Reported-by: syzbot+368672e0da240db53b5f@syzkaller.appspotmail.com
Signed-off-by: Alexander Aring <aahringo@redhat.com>
Link: https://lore.kernel.org/r/20210221174321.14210-4-aahringo@redhat.com
Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>
net/ieee802154/nl802154.c