Messages in this thread | | | Subject | Re: [PATCH] nvme-fc: Only call nvme_cleanup_cmd() for normal operations | From | Himanshu Madhani <> | Date | Wed, 3 Jun 2020 12:46:12 -0500 |
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On 5/29/20 6:37 AM, Daniel Wagner wrote: > Asynchronous event notifications do not have an request > associated. When fcp_io() fails we unconditionally call > nvme_cleanup_cmd() which leads to a crash. > > Fixes: 16686f3a6c3c ("nvme: move common call to nvme_cleanup_cmd to core layer") > Cc: Max Gurtovoy <maxg@mellanox.com> > Signed-off-by: Daniel Wagner <dwagner@suse.de> > --- > drivers/nvme/host/fc.c | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-) > > diff --git a/drivers/nvme/host/fc.c b/drivers/nvme/host/fc.c > index 7dfc4a2ecf1e..287a3e8ea317 100644 > --- a/drivers/nvme/host/fc.c > +++ b/drivers/nvme/host/fc.c > @@ -2300,10 +2300,11 @@ nvme_fc_start_fcp_op(struct nvme_fc_ctrl *ctrl, struct nvme_fc_queue *queue, > opstate = atomic_xchg(&op->state, FCPOP_STATE_COMPLETE); > __nvme_fc_fcpop_chk_teardowns(ctrl, op, opstate); > > - if (!(op->flags & FCOP_FLAGS_AEN)) > + if (!(op->flags & FCOP_FLAGS_AEN)) { > nvme_fc_unmap_data(ctrl, op->rq, op); > + nvme_cleanup_cmd(op->rq); > + } > > - nvme_cleanup_cmd(op->rq); > nvme_fc_ctrl_put(ctrl); > > if (ctrl->rport->remoteport.port_state == FC_OBJSTATE_ONLINE &&
Reviewed-by: Himanshu Madhani <hmadhani2024@gmail.com>
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