tree c931e08ed3a660e859bdfc1afd1a2ac014485b8a
parent f51de24356e49e4dcb5095e87717065580912120
author david decotigny <decot@googlers.com> 1404857681 -0700
committer David S. Miller <davem@davemloft.net> 1404877853 -0700

netpoll: fix use after free

After a bonding master reclaims the netpoll info struct, slaves could
still hold a pointer to the reclaimed data. This patch fixes it: as
soon as netpoll_async_cleanup is called for a slave (eg. when
un-enslaved), we make sure that this slave doesn't point to the data.

Signed-off-by: David Decotigny <decot@googlers.com>
Signed-off-by: David S. Miller <davem@davemloft.net>