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From: Bart Van Assche <bvanassche@acm.org>
To: linux-scsi <linux-scsi@vger.kernel.org>
Cc: Chad Dupuis <chad.dupuis@qlogic.com>,
	Saurav Kashyap <saurav.kashyap@qlogic.com>
Subject: [PATCH 02/10] qla2xxx: Clean up qla84xx_mgmt_cmd()
Date: Wed, 05 Jun 2013 15:03:47 +0200	[thread overview]
Message-ID: <51AF3733.2010601@acm.org> (raw)
In-Reply-To: <51AF36BF.3030602@acm.org>

Remove dead code, simplify a pointer computation and move the
ql84_mgmt assignment to just before its first use.

Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Cc: Chad Dupuis <chad.dupuis@qlogic.com>
Cc: Saurav Kashyap <saurav.kashyap@qlogic.com>
---
 drivers/scsi/qla2xxx/qla_bsg.c |    9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/drivers/scsi/qla2xxx/qla_bsg.c b/drivers/scsi/qla2xxx/qla_bsg.c
index 7221521..cf07491 100644
--- a/drivers/scsi/qla2xxx/qla_bsg.c
+++ b/drivers/scsi/qla2xxx/qla_bsg.c
@@ -1084,14 +1084,6 @@ qla84xx_mgmt_cmd(struct fc_bsg_job *bsg_job)
 		return -EINVAL;
 	}
 
-	ql84_mgmt = (struct qla_bsg_a84_mgmt *)((char *)bsg_job->request +
-		sizeof(struct fc_bsg_request));
-	if (!ql84_mgmt) {
-		ql_log(ql_log_warn, vha, 0x703b,
-		    "MGMT header not provided, exiting.\n");
-		return -EINVAL;
-	}
-
 	mn = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &mn_dma);
 	if (!mn) {
 		ql_log(ql_log_warn, vha, 0x703c,
@@ -1103,6 +1095,7 @@ qla84xx_mgmt_cmd(struct fc_bsg_job *bsg_job)
 	mn->entry_type = ACCESS_CHIP_IOCB_TYPE;
 	mn->entry_count = 1;
 
+	ql84_mgmt = (void *)bsg_job->request + sizeof(struct fc_bsg_request);
 	switch (ql84_mgmt->mgmt.cmd) {
 	case QLA84_MGMT_READ_MEM:
 	case QLA84_MGMT_GET_INFO:
-- 
1.7.10.4


  parent reply	other threads:[~2013-06-05 13:03 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-06-05 13:01 [PATCH 0/10] qla2xxx: Reduce the number of Coverity warnings Bart Van Assche
2013-06-05 13:02 ` [PATCH 01/10] qla2xxx: Clean up qla24xx_iidma() Bart Van Assche
2013-06-12  8:05   ` Saurav Kashyap
2013-06-12 18:59     ` James Bottomley
2013-06-13  5:20       ` Saurav Kashyap
2013-06-05 13:03 ` Bart Van Assche [this message]
2013-06-12  8:06   ` [PATCH 02/10] qla2xxx: Clean up qla84xx_mgmt_cmd() Saurav Kashyap
2013-06-05 13:04 ` [PATCH 03/10] qla2xxx: Remove dead code in qla2x00_configure_hba() Bart Van Assche
2013-06-12  8:08   ` Saurav Kashyap
2013-06-05 13:05 ` [PATCH 04/10] qla2xxx: Remove two superfluous tests Bart Van Assche
2013-06-12  8:08   ` Saurav Kashyap
2013-06-05 13:06 ` [PATCH 05/10] qla2xxx: Remove a dead assignment in qla24xx_build_scsi_crc_2_iocbs() Bart Van Assche
2013-06-12  8:08   ` Saurav Kashyap
2013-06-05 13:06 ` [PATCH 06/10] qla2xxx: Remove redundant assignments Bart Van Assche
2013-06-12  8:09   ` Saurav Kashyap
2013-06-05 13:07 ` [PATCH 07/10] qla2xxx: Help Coverity with analyzing ct_sns_pkt initialization Bart Van Assche
2013-06-12  8:09   ` Saurav Kashyap
2013-06-05 13:08 ` [PATCH 08/10] qla2xxx: Fix qla2xxx_check_risc_status() Bart Van Assche
2013-06-12  8:10   ` Saurav Kashyap
2013-06-05 13:09 ` [PATCH 09/10] qla2xxx: Remove an unused variable from qla2x00_remove_one() Bart Van Assche
2013-06-12  8:10   ` Saurav Kashyap
2013-06-05 13:09 ` [PATCH 10/10] qla2xxx: Fix a memory leak in an error path of qla2x00_process_els() Bart Van Assche
2013-06-12  8:11   ` Saurav Kashyap
2013-06-07 19:06 ` [PATCH 0/10] qla2xxx: Reduce the number of Coverity warnings Saurav Kashyap
2013-06-08  8:27   ` Bart Van Assche
2013-06-12  8:03     ` Saurav Kashyap

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