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qla2xxx: release request queue reservation. 

Request IOCB queue element(s) is reserved during
good path IO.  Under error condition such as unable
to allocate IOCB handle condition, the IOCB count
that was reserved is not released.

Cc: <stable@vger.kernel.org> # v3.18+
Signed-off-by: Quinn Tran <quinn.tran@qlogic.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@qlogic.com>
Reviewed-by: Nicholas Bellinger <nab@linux-iscsi.org>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
This commit is contained in:
Quinn Tran 2015-06-10 11:05:20 -04:00 committed by Nicholas Bellinger
parent 3761f3e870
commit 810e30bc46
1 changed files with 7 additions and 3 deletions
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10
drivers/scsi/qla2xxx/qla_target.c
View File

@ -2339,9 +2339,10 @@ int qlt_xmit_response(struct qla_tgt_cmd *cmd, int xmit_type,
res = qlt_build_ctio_crc2_pkt(&prm, vha);
else
res = qlt_24xx_build_ctio_pkt(&prm, vha);
if (unlikely(res != 0))
if (unlikely(res != 0)) {
vha->req->cnt += full_req_cnt;
goto out_unmap_unlock;
}
pkt = (struct ctio7_to_24xx *)prm.pkt;
@ -2479,8 +2480,11 @@ int qlt_rdy_to_xfer(struct qla_tgt_cmd *cmd)
else
res = qlt_24xx_build_ctio_pkt(&prm, vha);
if (unlikely(res != 0))
if (unlikely(res != 0)) {
vha->req->cnt += prm.req_cnt;
goto out_unlock_free_unmap;
}
pkt = (struct ctio7_to_24xx *)prm.pkt;
pkt->u.status0.flags |= __constant_cpu_to_le16(CTIO7_FLAGS_DATA_OUT |
CTIO7_FLAGS_STATUS_MODE_0);