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Message-ID: <faa7edf4-a757-4390-8226-2604ef6476d6@stanley.mountain>
Date: Mon, 17 Mar 2025 09:43:32 +0300
From: Dan Carpenter <dan.carpenter@...aro.org>
To: Joerg Roedel <joro@...tes.org>
Cc: Suravee Suthikulpanit <suravee.suthikulpanit@....com>,
Will Deacon <will@...nel.org>, Robin Murphy <robin.murphy@....com>,
iommu@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: [PATCH 2/2] iommu/amd: Return a literal in init_gcr3_table()
This code intentionally returns zero but it does it as "return ret;"
Returning ret looks like an error path where return 0 is more
clear and looks more intentional.
Signed-off-by: Dan Carpenter <dan.carpenter@...aro.org>
---
drivers/iommu/amd/iommu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c
index ce2626801ddf..7cbcc4933c8b 100644
--- a/drivers/iommu/amd/iommu.c
+++ b/drivers/iommu/amd/iommu.c
@@ -2150,7 +2150,7 @@ static int init_gcr3_table(struct iommu_dev_data *dev_data,
/* Setup GCR3[0] only if domain is setup with v2 page table mode */
if (!pdom_is_v2_pgtbl_mode(pdom))
- return ret;
+ return 0;
ret = update_gcr3(dev_data, 0, iommu_virt_to_phys(pdom->iop.pgd), true);
if (ret)
--
2.47.2
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