Jakub Kicinski 0976b888a1 ethtool: fix null-ptr-deref on ref tracker
dev can be a NULL here, not all requests set require_dev.

Fixes: e4b8954074f6 ("netlink: add net device refcount tracker to struct ethnl_req_info")
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-12-14 12:35:56 +00:00
..
2021-04-15 17:08:29 -07:00