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authorSagi Grimberg <sagig@mellanox.com>2015-03-29 15:52:03 +0300
committerSasha Levin <sasha.levin@oracle.com>2015-05-17 19:12:13 -0400
commiteb2844f82f2aa0230a9f0dd10ad3617f71e0230c (patch)
tree7bcf4d5fa20e48fdaa392a693cb83df0366fde35 /drivers/infiniband
parent5e64371411f83fdf6626162b28f07aaf29ee48cc (diff)
iser-target: Fix session hang in case of an rdma read DIF error
[ Upstream commit 364189f0ada5478e4faf8a552d6071a650d757cd ] 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> Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/ulp/isert/ib_isert.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/infiniband/ulp/isert/ib_isert.c b/drivers/infiniband/ulp/isert/ib_isert.c
index a6daabc70425..0618e407197d 100644
--- a/drivers/infiniband/ulp/isert/ib_isert.c
+++ b/drivers/infiniband/ulp/isert/ib_isert.c
@@ -1900,11 +1900,13 @@ 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