[PATCH v4] iommu: remove redundant parameter check in tegra_smmu_debugfs_init()

From: Minjie Du
Date: Thu Jul 13 2023 - 03:28:49 EST


debugfs_create_file() will return early if smmu->debugfs is an error
pointer, so an extra error check is not needed.

Signed-off-by: Minjie Du <duminjie@xxxxxxxx>
Acked-by: Thierry Reding <treding@xxxxxxxxxx>
---
drivers/iommu/tegra-smmu.c | 2 --
1 file changed, 2 deletions(-)

diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c
index 1cbf063cc..2137040b7 100644
--- a/drivers/iommu/tegra-smmu.c
+++ b/drivers/iommu/tegra-smmu.c
@@ -1056,8 +1056,6 @@ DEFINE_SHOW_ATTRIBUTE(tegra_smmu_clients);
static void tegra_smmu_debugfs_init(struct tegra_smmu *smmu)
{
smmu->debugfs = debugfs_create_dir("smmu", NULL);
- if (!smmu->debugfs)
- return;

debugfs_create_file("swgroups", S_IRUGO, smmu->debugfs, smmu,
&tegra_smmu_swgroups_fops);
--
2.39.0