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authorAl Viro <viro@zeniv.linux.org.uk>2013-01-30 21:17:57 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2013-02-26 02:46:05 -0500
commit8add862fad426469a04c879bf5bb01f666a3c58e (patch)
tree3e6a25a2ef5a35a5d32bdc8d7386a9db60bb1314 /drivers/iommu/tegra-smmu.c
parent0990a97a1fc649bf9a7e6057c326a835d1520847 (diff)
downloadlinux-8add862fad426469a04c879bf5bb01f666a3c58e.tar.gz
tegra: don't wank with d_find_alias()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'drivers/iommu/tegra-smmu.c')
-rw-r--r--drivers/iommu/tegra-smmu.c12
1 files changed, 3 insertions, 9 deletions
diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c
index 7db150ca163..9a09274d15a 100644
--- a/drivers/iommu/tegra-smmu.c
+++ b/drivers/iommu/tegra-smmu.c
@@ -1026,15 +1026,11 @@ 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;
@@ -1048,14 +1044,12 @@ 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 = {