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author | Sagi Grimberg <sagi@grimberg.me> | 2022-02-01 15:54:20 +0300 |
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committer | Christoph Hellwig <hch@lst.de> | 2022-02-02 11:19:07 +0300 |
commit | ff9fc7ebf5c06de1ef72a69f9b1ab40af8b07f9e (patch) | |
tree | c6603cffc5eb1d095d64a43715838734144c078d /drivers/spi/spi-bcm63xx.c | |
parent | 0fa0f99fc84e41057cbdd2efbfe91c6b2f47dd9d (diff) | |
download | linux-ff9fc7ebf5c06de1ef72a69f9b1ab40af8b07f9e.tar.xz |
nvme-tcp: fix possible use-after-free in transport error_recovery work
While nvme_tcp_submit_async_event_work is checking the ctrl and queue
state before preparing the AER command and scheduling io_work, in order
to fully prevent a race where this check is not reliable the error
recovery work must flush async_event_work before continuing to destroy
the admin queue after setting the ctrl state to RESETTING such that
there is no race .submit_async_event and the error recovery handler
itself changing the ctrl state.
Tested-by: Chris Leech <cleech@redhat.com>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Diffstat (limited to 'drivers/spi/spi-bcm63xx.c')
0 files changed, 0 insertions, 0 deletions