devlink: Decrease refcnt of parent rate object on leaf destroy
Port functions, like SFs, can be deleted by the user when its leaf rate object has parent node. In such case node refcnt won't be decreased which blocks the node from deletion later. Do simple refcnt decrease, since driver in cleanup stage. This: 1) assumes that driver took proper internal parent unset action; 2) allows to avoid nested callbacks call and deadlock. Fixes: d7555984 ("devlink: Allow setting parent node of rate objects") Signed-off-by:Dmytro Linkin <dlinkin@nvidia.com> Reviewed-by:
Jiri Pirko <jiri@nvidia.com> Signed-off-by:
David S. Miller <davem@davemloft.net>
parent
a2f7dc00
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