macsec: fix negative refcnt on parent link
When creation of a macsec device fails because an identical device already exists on this link, the current code decrements the refcnt on the parent link (in ->destructor for the macsec device), but it had not been incremented yet. Move the dev_hold(parent_link) call earlier during macsec device creation. Fixes: c09440f7 ("macsec: introduce IEEE 802.1AE driver") Signed-off-by: Sabrina Dubroca <sd@queasysnail.net> Signed-off-by: David S. Miller <davem@davemloft.net>
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