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[PATCH 08/10] xen/arm: smmuv3: Remove unnecessary oom message



Backport Linux commit affa909571b0036b5d46aeff940ad4358f4abe1d
"iommu/arm-smmu-v3: Remove unnecessary oom message"

Original commit message:
    iommu/arm-smmu-v3: Remove unnecessary oom message

    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@xxxxxxxxxx>
    Link: 
https://lore.kernel.org/r/20210609125438.14369-1-thunder.leizhen@xxxxxxxxxx
    Signed-off-by: Will Deacon <will@xxxxxxxxxx>

Signed-off-by: Rahul Singh <rahul.singh@xxxxxxx>
---
 xen/drivers/passthrough/arm/smmu-v3.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/xen/drivers/passthrough/arm/smmu-v3.c 
b/xen/drivers/passthrough/arm/smmu-v3.c
index 0ade8f51c6..df39b8ae37 100644
--- a/xen/drivers/passthrough/arm/smmu-v3.c
+++ b/xen/drivers/passthrough/arm/smmu-v3.c
@@ -1932,10 +1932,8 @@ static int arm_smmu_init_l1_strtab(struct 
arm_smmu_device *smmu)
        void *strtab = smmu->strtab_cfg.strtab;
 
        cfg->l1_desc = _xzalloc(size, sizeof(void *));
-       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]);
@@ -2720,10 +2718,8 @@ static int arm_smmu_device_probe(struct platform_device 
*pdev)
        struct arm_smmu_device *smmu;
 
        smmu = xzalloc(struct arm_smmu_device);
-       if (!smmu) {
-               dev_err(pdev, "failed to allocate arm_smmu_device\n");
+       if (!smmu)
                return -ENOMEM;
-       }
        smmu->dev = pdev;
 
        if (pdev->of_node) {
-- 
2.25.1




 


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