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| author | Bart Van Assche <bart.vanassche@sandisk.com> | 2016-02-11 22:06:55 +0300 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2016-03-01 01:12:35 +0300 |
| commit | 2c7f37ff1c33087b8a4567730ebb128e8572da5e (patch) | |
| tree | ffc71b886d8bf73524f8a19837b4ab22b9698572 /drivers/infiniband/ulp/srpt/ib_srpt.c | |
| parent | f108f0f66a1f01ab077a88b1da2e2f092acd4b14 (diff) | |
| download | linux-2c7f37ff1c33087b8a4567730ebb128e8572da5e.tar.xz | |
IB/srpt: Fix srpt_handle_cmd() error paths
The target core function that should be called if target_submit_cmd()
fails is target_put_sess_cmd(). Additionally, change the return type
of srpt_handle_cmd() from int into void.
Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Alex Estrin <alex.estrin@intel.com>
Cc: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/ulp/srpt/ib_srpt.c')
| -rw-r--r-- | drivers/infiniband/ulp/srpt/ib_srpt.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.c b/drivers/infiniband/ulp/srpt/ib_srpt.c index d6446068e884..5b0fbc1bfce2 100644 --- a/drivers/infiniband/ulp/srpt/ib_srpt.c +++ b/drivers/infiniband/ulp/srpt/ib_srpt.c @@ -91,6 +91,7 @@ MODULE_PARM_DESC(srpt_service_guid, " instead of using the node_guid of the first HCA."); static struct ib_client srpt_client; +static void srpt_release_cmd(struct se_cmd *se_cmd); static void srpt_release_channel(struct srpt_rdma_ch *ch); static int srpt_queue_status(struct se_cmd *cmd); static void srpt_recv_done(struct ib_cq *cq, struct ib_wc *wc); @@ -1492,15 +1493,14 @@ static int srpt_check_stop_free(struct se_cmd *cmd) /** * srpt_handle_cmd() - Process SRP_CMD. */ -static int srpt_handle_cmd(struct srpt_rdma_ch *ch, - struct srpt_recv_ioctx *recv_ioctx, - struct srpt_send_ioctx *send_ioctx) +static void srpt_handle_cmd(struct srpt_rdma_ch *ch, + struct srpt_recv_ioctx *recv_ioctx, + struct srpt_send_ioctx *send_ioctx) { struct se_cmd *cmd; struct srp_cmd *srp_cmd; u64 data_len; enum dma_data_direction dir; - sense_reason_t ret; int rc; BUG_ON(!send_ioctx); @@ -1528,8 +1528,7 @@ static int srpt_handle_cmd(struct srpt_rdma_ch *ch, if (srpt_get_desc_tbl(send_ioctx, srp_cmd, &dir, &data_len)) { pr_err("0x%llx: parsing SRP descriptor table failed.\n", srp_cmd->tag); - ret = TCM_INVALID_CDB_FIELD; - goto send_sense; + goto release_ioctx; } rc = target_submit_cmd(cmd, ch->sess, srp_cmd->cdb, @@ -1537,14 +1536,15 @@ static int srpt_handle_cmd(struct srpt_rdma_ch *ch, scsilun_to_int(&srp_cmd->lun), data_len, TCM_SIMPLE_TAG, dir, TARGET_SCF_ACK_KREF); if (rc != 0) { - ret = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE; - goto send_sense; + pr_debug("target_submit_cmd() returned %d for tag %#llx\n", rc, + srp_cmd->tag); + goto release_ioctx; } - return 0; + return; -send_sense: - transport_send_check_condition_and_sense(cmd, ret, 0); - return -1; +release_ioctx: + send_ioctx->state = SRPT_STATE_DONE; + srpt_release_cmd(cmd); } static int srp_tmr_to_tcm(int fn) |