IB/srp: Fix a race condition between failing I/O and I/O completion

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Avoid that srp_terminate_io() can access req->scmnd after it has been
cleared by the I/O completion code. Do this by protecting req->scmnd
accesses from srp_terminate_io() via locking

Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Acked-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>

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Bart Van Assche 2014-03-14 13:54:11 +01:00 • committed by Roland Dreier

parent ac72d766a8

commit b3fe628da2

1 changed files with 22 additions and 11 deletions

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drivers/infiniband/ulp/srp/ib_srp.c

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