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authorRoland Dreier <rolandd@cisco.com>2006-04-19 11:40:10 -0700
committerRoland Dreier <rolandd@cisco.com>2006-04-19 11:40:10 -0700
commitf80887d0b9e1af481dc4a30fc145dfed24ddfd59 (patch)
treea928a8469193981b7df4df4db8c16baa44da4fd8 /drivers/infiniband/ulp/srp
parent0efd9323f32c137b5cf48bc6582cd08556e7cdfc (diff)
IB/srp: Remove request from list when SCSI abort succeeds
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>
Diffstat (limited to 'drivers/infiniband/ulp/srp')
-rw-r--r--drivers/infiniband/ulp/srp/ib_srp.c18
1 files changed, 11 insertions, 7 deletions
diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c
index 5f2b3f6e4c4..5bb55742ada 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.c
+++ b/drivers/infiniband/ulp/srp/ib_srp.c
@@ -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;
}