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IB/srp: Remove request from list when SCSI abort succeeds

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If a SCSI abort succeeds, then the aborted request should to be
removed from the list of pending requests.  This fixes list corruption
after an abort occurs.

Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Roland Dreier 2006-04-19 11:40:10 -07:00
parent 0efd9323f3
commit f80887d0b9
1 changed files with 11 additions and 7 deletions
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18
drivers/infiniband/ulp/srp/ib_srp.c
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@ -617,6 +617,14 @@ static void srp_unmap_data(struct scsi_cmnd *scmnd,
scmnd->sc_data_direction);
}
static void srp_remove_req(struct srp_target_port *target, struct srp_request *req,
int index)
{
list_del(&req->list);
req->next = target->req_head;
target->req_head = index;
}
static void srp_process_rsp(struct srp_target_port *target, struct srp_rsp *rsp)
{
struct srp_request *req;
@ -664,9 +672,7 @@ static void srp_process_rsp(struct srp_target_port *target, struct srp_rsp *rsp)
scmnd->host_scribble = (void *) -1L;
scmnd->scsi_done(scmnd);
list_del(&req->list);
req->next = target->req_head;
target->req_head = rsp->tag & ~SRP_TAG_TSK_MGMT;
srp_remove_req(target, req, rsp->tag & ~SRP_TAG_TSK_MGMT);
} else
req->cmd_done = 1;
}
@ -1188,12 +1194,10 @@ static int srp_send_tsk_mgmt(struct scsi_cmnd *scmnd, u8 func)
spin_lock_irq(target->scsi_host->host_lock);
if (req->cmd_done) {
list_del(&req->list);
req->next = target->req_head;
target->req_head = req_index;
srp_remove_req(target, req, req_index);
scmnd->scsi_done(scmnd);
} else if (!req->tsk_status) {
srp_remove_req(target, req, req_index);
scmnd->result = DID_ABORT << 16;
ret = SUCCESS;
}