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(parent: e9b76a8) | patch
lightnvm: check mm before use
authorMatias Bjørling <m@bjorling.me>
Sun, 6 Dec 2015 10:25:46 +0000 (11:25 +0100)
committerJens Axboe <axboe@fb.com>
Mon, 7 Dec 2015 16:14:19 +0000 (09:14 -0700)
commit437f8f9a1e923deab6c61822c36f29f4a2198cfe
tree65aef1e138b3ab6e5dbe53782e41dc8c9a8aa36etree | snapshot (tar.gz zip)
parente9b76a80f1f165cb031f62128dc07d219e29f5a3commit | diff
lightnvm: check mm before use

The core can may issue I/Os before a media manager is registered with
the lightnvm subsystem. Make sure that we don't call the media manager
->end_io prematurely with a null pointer.

Signed-off-by: Matias Bjørling <m@bjorling.me>
Signed-off-by: Jens Axboe <axboe@fb.com>
drivers/nvme/host/lightnvm.c diff | blob | blame | history