linux-kernel - [PATCH] iommu/vt-d: Remove unnecessary (void*) conversions

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Message-Id: <20230425033743.75986-1-suhui@nfschina.com>
Date:   Tue, 25 Apr 2023 11:37:43 +0800
From:   Suhui <suhui@...china.com>
To:     David Woodhouse <dwmw2@...radead.org>,
        Lu Baolu <baolu.lu@...ux.intel.com>,
        Joerg Roedel <joro@...tes.org>, Will Deacon <will@...nel.org>,
        Robin Murphy <robin.murphy@....com>
Cc:     iommu@...ts.linux.dev, linux-kernel@...r.kernel.org,
        kernel-janitors@...r.kernel.org, Suhui <suhui@...china.com>
Subject: [PATCH] iommu/vt-d: Remove unnecessary (void*) conversions

No need cast (void*) to (struct root_entry *).

Signed-off-by: Suhui <suhui@...china.com>
---
 drivers/iommu/intel/iommu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c
index 7c2f4bd33582..c72cf46207a2 100644
--- a/drivers/iommu/intel/iommu.c
+++ b/drivers/iommu/intel/iommu.c
@@ -1187,7 +1187,7 @@ static int iommu_alloc_root_entry(struct intel_iommu *iommu)
 {
 	struct root_entry *root;
 
-	root = (struct root_entry *)alloc_pgtable_page(iommu->node, GFP_ATOMIC);
+	root = alloc_pgtable_page(iommu->node, GFP_ATOMIC);
 	if (!root) {
 		pr_err("Allocating root entry for %s failed\n",
 			iommu->name);
-- 
2.30.2