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authorMing Lei <ming.lei@canonical.com>2015-01-20 11:00:56 +0800
committerJens Axboe <axboe@fb.com>2015-01-20 09:28:33 -0700
commit76d697d10769048e5721510100bf3a9413a56385 (patch)
treee7d78afb91e9f7ff47f7e1e558f762908c50f49e /drivers
parent6222d1721dd7d533b43747642419a8ff78ad6f99 (diff)
blk-mq: fix hctx/ctx kobject use-after-free
The kobject memory shouldn't have been freed before the kobject is released because driver core can access it freely before its release. This patch frees hctx in its release callback. For ctx, they share one single per-cpu variable which is associated with the request queue, so free ctx in q->mq_kobj's release handler. Signed-off-by: Sasha Levin <sasha.levin@oracle.com> (fix ctx kobjects) Signed-off-by: Ming Lei <ming.lei@canonical.com> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers')
0 files changed, 0 insertions, 0 deletions

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