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iser-target: Fix identification of login rx descriptor type 

Once connection request is accepted, one rx descriptor
is posted to receive login request. This descriptor has rx type,
but is outside the main pool of rx descriptors, and thus
was mistreated as tx type.

Signed-off-by: Jenny Derzhavetz <jennyf@mellanox.com>
Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Cc: stable@vger.kernel.org # v3.10+
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
This commit is contained in:
Jenny Derzhavetz 2016-02-24 19:23:58 +02:00 committed by Nicholas Bellinger
parent 36c7845282
commit b89a7c2546
1 changed files with 2 additions and 1 deletions
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3
drivers/infiniband/ulp/isert/ib_isert.c
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@ -2048,7 +2048,8 @@ is_isert_tx_desc(struct isert_conn *isert_conn, void *wr_id)
void *start = isert_conn->rx_descs;
int len = ISERT_QP_MAX_RECV_DTOS * sizeof(*isert_conn->rx_descs);
if (wr_id >= start && wr_id < start + len)
if ((wr_id >= start && wr_id < start + len) ||
(wr_id == isert_conn->login_req_buf))
return false;
return true;