linux-kernel - [PATCH] scsi: qedi: Remove comparison of u16 idx with zero.

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <1498321485-21677-1-git-send-email-chris.gekas@gmail.com>
Date:   Sat, 24 Jun 2017 17:24:45 +0100
From:   Christos Gkekas <chris.gekas@...il.com>
To:     QLogic-Storage-Upstream@...ium.com,
        "James E.J. Bottomley" <jejb@...ux.vnet.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Christos Gkekas <chris.gekas@...il.com>
Subject: [PATCH] scsi: qedi: Remove comparison of u16 idx with zero.

Variable idx is defined as u16 thus statement (idx < 0) is
always false and should be removed.

Signed-off-by: Christos Gkekas <chris.gekas@...il.com>
---
 drivers/scsi/qedi/qedi_fw.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/scsi/qedi/qedi_fw.c b/drivers/scsi/qedi/qedi_fw.c
index e937490..19254bd 100644
--- a/drivers/scsi/qedi/qedi_fw.c
+++ b/drivers/scsi/qedi/qedi_fw.c
@@ -333,7 +333,7 @@ static void qedi_get_rq_bdq_buf(struct qedi_ctx *qedi,
 
 	/* Obtain buffer address from rqe_opaque */
 	idx = cqe->rqe_opaque.lo;
-	if ((idx < 0) || (idx > (QEDI_BDQ_NUM - 1))) {
+	if (idx > (QEDI_BDQ_NUM - 1)) {
 		QEDI_INFO(&qedi->dbg_ctx, QEDI_LOG_CONN,
 			  "wrong idx %d returned by FW, dropping the unsolicited pkt\n",
 			  idx);
@@ -370,7 +370,7 @@ static void qedi_put_rq_bdq_buf(struct qedi_ctx *qedi,
 
 	/* Obtain buffer address from rqe_opaque */
 	idx = cqe->rqe_opaque.lo;
-	if ((idx < 0) || (idx > (QEDI_BDQ_NUM - 1))) {
+	if (idx > (QEDI_BDQ_NUM - 1)) {
 		QEDI_INFO(&qedi->dbg_ctx, QEDI_LOG_CONN,
 			  "wrong idx %d returned by FW, dropping the unsolicited pkt\n",
 			  idx);
-- 
2.7.4