linux-kernel - [PATCH] iommu/amd: Remove unused variable

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Date:   Mon, 23 Dec 2019 14:20:37 +0100
From:   Joerg Roedel <joro@...tes.org>
To:     iommu@...ts.linux-foundation.org
Cc:     linux-kernel@...r.kernel.org, Joerg Roedel <jroedel@...e.de>
Subject: [PATCH] iommu/amd: Remove unused variable

From: Joerg Roedel <jroedel@...e.de>

The iommu variable in set_device_exclusion_range() us unused
now and causes a compiler warning. Remove it.

Fixes: 387caf0b759a ("iommu/amd: Treat per-device exclusion ranges as r/w unity-mapped regions")
Signed-off-by: Joerg Roedel <jroedel@...e.de>
---
 drivers/iommu/amd_iommu_init.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c
index 36649592ddf3..ba7ee4aa04f9 100644
--- a/drivers/iommu/amd_iommu_init.c
+++ b/drivers/iommu/amd_iommu_init.c
@@ -1118,8 +1118,6 @@ static int __init add_early_maps(void)
  */
 static void __init set_device_exclusion_range(u16 devid, struct ivmd_header *m)
 {
-	struct amd_iommu *iommu = amd_iommu_rlookup_table[devid];
-
 	if (!(m->flags & IVMD_FLAG_EXCL_RANGE))
 		return;
 
-- 
2.16.4