linux-kernel - [PATCH] scsi: remove useless variable assignment

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Message-ID: <20170518010032.GA12354@embeddedgus>
Date:   Wed, 17 May 2017 20:00:32 -0500
From:   "Gustavo A. R. Silva" <garsilva@...eddedor.com>
To:     Adaptec OEM Raid Solutions <aacraid@...ptec.com>,
        "James E.J. Bottomley" <jejb@...ux.vnet.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>
Cc:     linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
        "Gustavo A. R. Silva" <garsilva@...eddedor.com>
Subject: [PATCH] scsi: remove useless variable assignment

Remove both variable assignments once the value stored in variable _reqlen_
is overwritten at some point either by line 2321: reqlen = mptr - msg;
or by line 2330: reqlen = 12;

Addresses-Coverity-ID: 1226930
Addresses-Coverity-ID: 1226931
Signed-off-by: Gustavo A. R. Silva <garsilva@...eddedor.com>
---
 drivers/scsi/dpt_i2o.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/scsi/dpt_i2o.c b/drivers/scsi/dpt_i2o.c
index 256dd67..acad668 100644
--- a/drivers/scsi/dpt_i2o.c
+++ b/drivers/scsi/dpt_i2o.c
@@ -2292,11 +2292,8 @@ static s32 adpt_scsi_to_i2o(adpt_hba* pHba, struct scsi_cmnd* cmd, struct adpt_d
 	mptr+=4;
 	lenptr=mptr++;		/* Remember me - fill in when we know */
 	if (dpt_dma64(pHba)) {
-		reqlen = 16;		// SINGLE SGE
 		*mptr++ = (0x7C<<24)+(2<<16)+0x02; /* Enable 64 bit */
 		*mptr++ = 1 << PAGE_SHIFT;
-	} else {
-		reqlen = 14;		// SINGLE SGE
 	}
 	/* Now fill in the SGList and command */
 
-- 
2.5.0