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From: Zhen Lei <thunder.leizhen@huawei.com>
To: Robin Murphy <robin.murphy@arm.com>,
	linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
	Joerg Roedel <joro@8bytes.org>, "Will Deacon" <will@kernel.org>,
	iommu <iommu@lists.linux-foundation.org>
Cc: Zhen Lei <thunder.leizhen@huawei.com>
Subject: [PATCH 1/1] iommu/arm-smmu-v3: remove unnecessary oom message
Date: Wed, 9 Jun 2021 20:54:38 +0800	[thread overview]
Message-ID: <20210609125438.14369-1-thunder.leizhen@huawei.com> (raw)

Fixes scripts/checkpatch.pl warning:
WARNING: Possible unnecessary 'out of memory' message

Remove it can help us save a bit of memory.

Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
---
 drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
index 2ddc3cd5a7d1..fd7c55b44881 100644
--- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
+++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
@@ -2787,10 +2787,8 @@ static int arm_smmu_init_l1_strtab(struct arm_smmu_device *smmu)
 	void *strtab = smmu->strtab_cfg.strtab;
 
 	cfg->l1_desc = devm_kzalloc(smmu->dev, size, GFP_KERNEL);
-	if (!cfg->l1_desc) {
-		dev_err(smmu->dev, "failed to allocate l1 stream table desc\n");
+	if (!cfg->l1_desc)
 		return -ENOMEM;
-	}
 
 	for (i = 0; i < cfg->num_l1_ents; ++i) {
 		arm_smmu_write_strtab_l1_desc(strtab, &cfg->l1_desc[i]);
@@ -3581,10 +3579,8 @@ static int arm_smmu_device_probe(struct platform_device *pdev)
 	bool bypass;
 
 	smmu = devm_kzalloc(dev, sizeof(*smmu), GFP_KERNEL);
-	if (!smmu) {
-		dev_err(dev, "failed to allocate arm_smmu_device\n");
+	if (!smmu)
 		return -ENOMEM;
-	}
 	smmu->dev = dev;
 
 	if (dev->of_node) {
-- 
2.25.1



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             reply	other threads:[~2021-06-09 13:25 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-09 12:54 Zhen Lei [this message]
2021-06-11 10:32 ` [PATCH 1/1] iommu/arm-smmu-v3: remove unnecessary oom message Will Deacon
2021-06-15 11:22   ` Leizhen (ThunderTown)
2021-06-15 11:34     ` Will Deacon
2021-06-15 11:36       ` Will Deacon
2021-06-15 11:51       ` Robin Murphy
2021-06-15 11:55         ` Will Deacon
2021-06-16  1:47           ` Leizhen (ThunderTown)
2021-06-16 10:10             ` Will Deacon
2021-06-15 19:18 ` Will Deacon

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