Commit 364189f0 authored Mar 29, 2015 by Sagi Grimberg Committed by Nicholas Bellinger Apr 07, 2015

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>

parent 901c04a3

drivers/infiniband/ulp/isert/ib_isert.c

+4 −2

Original line number	Diff line number	Diff line
		@@ -1861,12 +1861,14 @@ 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
		isert_do_control_comp(struct work_struct *work)