linux-kernel - [PATCH 2/9] staging/rtl8187se: Remove code without effect

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

Message-Id: <1360724302-2794-2-git-send-email-peterhuewe@gmx.de>
Date:	Wed, 13 Feb 2013 03:58:15 +0100
From:	Peter Huewe <peterhuewe@....de>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	Peter Huewe <peterhuewe@....de>, Andrew Miller <amiller@...lx.com>,
	Maxim Mikityanskiy <maxtram95@...il.com>,
	YAMANE Toshiaki <yamanetoshi@...il.com>,
	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH 2/9] staging/rtl8187se: Remove code without effect

The local variable u4bAcParam is never read/used after assignment,
thus we can remove the declaration, assignment and any related code.

-> the local variables u1bAIFS, eACI and pAcParam can also be removed.

Signed-off-by: Peter Huewe <peterhuewe@....de>
---
 drivers/staging/rtl8187se/r8185b_init.c |   39 +------------------------------
 1 files changed, 1 insertions(+), 38 deletions(-)

diff --git a/drivers/staging/rtl8187se/r8185b_init.c b/drivers/staging/rtl8187se/r8185b_init.c
index 41419f0..5495d1e 100644
--- a/drivers/staging/rtl8187se/r8185b_init.c
+++ b/drivers/staging/rtl8187se/r8185b_init.c
@@ -928,44 +928,7 @@ void ActUpdateChannelAccessSetting(struct net_device *dev,
 
 		for (eACI = 0; eACI < AC_MAX; eACI++) {
 			AcParam.f.AciAifsn.f.ACI = (u8)eACI;
-			{
-				PAC_PARAM	pAcParam = (PAC_PARAM)(&AcParam);
-				AC_CODING	eACI;
-				u8		u1bAIFS;
-				u32		u4bAcParam;
-
-				/*  Retrieve parameters to update. */
-				eACI = pAcParam->f.AciAifsn.f.ACI;
-				u1bAIFS = pAcParam->f.AciAifsn.f.AIFSN * ChnlAccessSetting->SlotTimeTimer + aSifsTime;
-				u4bAcParam = ((((u32)(pAcParam->f.TXOPLimit)) << AC_PARAM_TXOP_LIMIT_OFFSET)	|
-						(((u32)(pAcParam->f.Ecw.f.ECWmax)) << AC_PARAM_ECW_MAX_OFFSET)	|
-						(((u32)(pAcParam->f.Ecw.f.ECWmin)) << AC_PARAM_ECW_MIN_OFFSET)	|
-						(((u32)u1bAIFS) << AC_PARAM_AIFS_OFFSET));
-
-				switch (eACI) {
-				case AC1_BK:
-					/* write_nic_dword(dev, AC_BK_PARAM, u4bAcParam); */
-					break;
-
-				case AC0_BE:
-					/* write_nic_dword(dev, AC_BK_PARAM, u4bAcParam); */
-					break;
-
-				case AC2_VI:
-					/* write_nic_dword(dev, AC_BK_PARAM, u4bAcParam); */
-					break;
-
-				case AC3_VO:
-					/* write_nic_dword(dev, AC_BK_PARAM, u4bAcParam); */
-					break;
-
-				default:
-					DMESGW("SetHwReg8185(): invalid ACI: %d !\n", eACI);
-					break;
-				}
-
-				write_nic_byte(dev, ACM_CONTROL, 0);
-			}
+			write_nic_byte(dev, ACM_CONTROL, 0);
 		}
 	}
 }
-- 
1.7.8.6

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/