From e00f15274ba0277d0d9749b1155ff241cfc60b26 Mon Sep 17 00:00:00 2001
From: Himanshu Madhani <hmadhani@redhat.com>
Date: Thu, 1 Aug 2019 15:54:35 -0400
Subject: [PATCH 015/124] [scsi] scsi: qla2xxx: remove redundant null check on
pointer sess
Message-id: <20190801155618.12650-16-hmadhani@redhat.com>
Patchwork-id: 267789
O-Subject: [RHEL 7.8 e-stor PATCH 015/118] scsi: qla2xxx: remove redundant null check on pointer sess
Bugzilla: 1729270
RH-Acked-by: Jarod Wilson <jarod@redhat.com>
RH-Acked-by: Tony Camuso <tcamuso@redhat.com>
From: Colin Ian King <colin.king@canonical.com>
Bugzilla 1729270
The null check on pointer sess and the subsequent call is redundant as sess
is null on all the the paths that lead to the out_term2 label. Hence the
null check and the call can be removed. Also remove the redundant setting
of sess to NULL as this is not required now.
Detected by CoverityScan, CID#1420663 ("Logically dead code")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Acked-by: Himanshu Madhani <hmadhani@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
(cherry picked from commit bb6abdd453e123bebdf949a03df5e846ecb5866b)
Signed-off-by: Himanshu Madhani <hmadhani@redhat.com>
Signed-off-by: Jan Stancek <jstancek@redhat.com>
---
drivers/scsi/qla2xxx/qla_target.c | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)
diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c
index 54894e235c0d..50235fd29e45 100644
--- a/drivers/scsi/qla2xxx/qla_target.c
+++ b/drivers/scsi/qla2xxx/qla_target.c
@@ -6317,7 +6317,7 @@ static void qlt_tmr_work(struct qla_tgt *tgt,
struct atio_from_isp *a = &prm->tm_iocb2;
struct scsi_qla_host *vha = tgt->vha;
struct qla_hw_data *ha = vha->hw;
- struct fc_port *sess = NULL;
+ struct fc_port *sess;
unsigned long flags;
uint8_t *s_id = NULL; /* to hide compiler warnings */
int rc;
@@ -6343,7 +6343,6 @@ static void qlt_tmr_work(struct qla_tgt *tgt,
goto out_term2;
} else {
if (sess->deleted) {
- sess = NULL;
goto out_term2;
}
@@ -6351,7 +6350,6 @@ static void qlt_tmr_work(struct qla_tgt *tgt,
ql_dbg(ql_dbg_tgt_tmr, vha, 0xf020,
"%s: kref_get fail %8phC\n",
__func__, sess->port_name);
- sess = NULL;
goto out_term2;
}
}
@@ -6370,8 +6368,6 @@ static void qlt_tmr_work(struct qla_tgt *tgt,
return;
out_term2:
- if (sess)
- ha->tgt.tgt_ops->put_sess(sess);
spin_unlock_irqrestore(&ha->tgt.sess_lock, flags);
out_term:
qlt_send_term_exchange(ha->base_qpair, NULL, &prm->tm_iocb2, 1, 0);
--
2.13.6