diff options
Diffstat (limited to 'drivers/iommu')
| -rw-r--r-- | drivers/iommu/tegra-smmu.c | 16 |
1 files changed, 4 insertions, 12 deletions
diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c index eb0109f..b34e5fd 100644 --- a/drivers/iommu/tegra-smmu.c +++ b/drivers/iommu/tegra-smmu.c @@ -968,7 +968,6 @@ static ssize_t smmu_debugfs_stats_write(struct file *file, { struct smmu_debugfs_info *info; struct smmu_device *smmu; - struct dentry *dent; int i; enum { _OFF = 0, @@ -996,8 +995,7 @@ static ssize_t smmu_debugfs_stats_write(struct file *file, if (i == ARRAY_SIZE(command)) return -EINVAL; - dent = file->f_dentry; - info = dent->d_inode->i_private; + info = file_inode(file)->i_private; smmu = info->smmu; offs = SMMU_CACHE_CONFIG(info->cache); @@ -1032,15 +1030,11 @@ static ssize_t smmu_debugfs_stats_write(struct file *file, static int smmu_debugfs_stats_show(struct seq_file *s, void *v) { - struct smmu_debugfs_info *info; - struct smmu_device *smmu; - struct dentry *dent; + struct smmu_debugfs_info *info = s->private; + struct smmu_device *smmu = info->smmu; int i; const char * const stats[] = { "hit", "miss", }; - dent = d_find_alias(s->private); - info = dent->d_inode->i_private; - smmu = info->smmu; for (i = 0; i < ARRAY_SIZE(stats); i++) { u32 val; @@ -1054,14 +1048,12 @@ static int smmu_debugfs_stats_show(struct seq_file *s, void *v) stats[i], val, offs); } seq_printf(s, "\n"); - dput(dent); - return 0; } static int smmu_debugfs_stats_open(struct inode *inode, struct file *file) { - return single_open(file, smmu_debugfs_stats_show, inode); + return single_open(file, smmu_debugfs_stats_show, inode->i_private); } static const struct file_operations smmu_debugfs_stats_fops = { |
