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iser-target: Fix session hang in case of an rdma read DIF error 

This hang was a result of a missing command put when
a DIF error occurred during a rdma read (and we sent
an CHECK_CONDITION error without passing it to the
backend).

Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Cc: <stable@vger.kernel.org> # v3.14+
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
This commit is contained in:
Sagi Grimberg 2015-03-29 15:52:03 +03:00 committed by Nicholas Bellinger
parent 901c04a33f
commit 364189f0ad
1 changed files with 4 additions and 2 deletions
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6
drivers/infiniband/ulp/isert/ib_isert.c
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@ -1861,11 +1861,13 @@ isert_completion_rdma_read(struct iser_tx_desc *tx_desc,
cmd->i_state = ISTATE_RECEIVED_LAST_DATAOUT;
spin_unlock_bh(&cmd->istate_lock);
if (ret)
if (ret) {
target_put_sess_cmd(se_cmd->se_sess, se_cmd);
transport_send_check_condition_and_sense(se_cmd,
se_cmd->pi_err, 0);
else
} else {
target_execute_cmd(se_cmd);
}
}
static void