linux-kernel - [PATCH 6/6] AMD IOMMU: remove unnecessary code from the iommu

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: <1215106511-12915-7-git-send-email-joerg.roedel@amd.com>
Date:	Thu, 3 Jul 2008 19:35:11 +0200
From:	Joerg Roedel <joerg.roedel@....com>
To:	mingo@...hat.com, tglx@...utronix.de
CC:	linux-kernel@...r.kernel.org, iommu@...ts.linux-foundation.org,
	bhavna.sarathy@....com, robert.richter@....com,
	Joerg Roedel <joerg.roedel@....com>
Subject: [PATCH 6/6] AMD IOMMU: remove unnecessary code from the iommu_enable function

This code removes a leftover from the iommu_enable function. The ctrl variable
is assigned but never used.

Signed-off-by: Joerg Roedel <joerg.roedel@....com>
---
 arch/x86/kernel/amd_iommu_init.c |    3 ---
 1 files changed, 0 insertions(+), 3 deletions(-)

diff --git a/arch/x86/kernel/amd_iommu_init.c b/arch/x86/kernel/amd_iommu_init.c
index c970fac..2a13e43 100644
--- a/arch/x86/kernel/amd_iommu_init.c
+++ b/arch/x86/kernel/amd_iommu_init.c
@@ -169,14 +169,11 @@ static void __init iommu_feature_disable(struct amd_iommu *iommu, u8 bit)
 
 void __init iommu_enable(struct amd_iommu *iommu)
 {
-	u32 ctrl;
-
 	printk(KERN_INFO "AMD IOMMU: Enabling IOMMU at ");
 	print_devid(iommu->devid, 0);
 	printk(" cap 0x%hx\n", iommu->cap_ptr);
 
 	iommu_feature_enable(iommu, CONTROL_IOMMU_EN);
-	ctrl = readl(iommu->mmio_base + MMIO_CONTROL_OFFSET);
 }
 
 static u8 * __init iommu_map_mmio_space(u64 address)
-- 
1.5.3.7


--
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/