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(parent: 3a14d2e) | patch
writeback: Fix bdi use after free in wb_work_complete()
authorNick Piggin <npiggin@suse.de>
Tue, 15 Sep 2009 19:34:51 +0000 (21:34 +0200)
committerJens Axboe <jens.axboe@oracle.com>
Wed, 16 Sep 2009 13:18:52 +0000 (15:18 +0200)
commit22253cccebe6a6614670151fa9760df802d7287e
tree6d6a894d91097aec9e589d22f48d7ec387e062d9tree | snapshot
parent3a14d2ecc607212d794c26cb94a98974dcc8febecommit | diff
writeback: Fix bdi use after free in wb_work_complete()

By the time bdi_work_on_stack gets evaluated again in bdi_work_free, it
can already have been deallocated and used for something else in the
!on stack case, giving a false positive in this test and causing
corruption.

Signed-off-by: Nick Piggin <npiggin@suse.de>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
fs/fs-writeback.c diff | blob | history
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