new helper: file_inode(file)

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 1 insertions, 3 deletions

diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c
index fc178893789a..7db150ca163e 100644
--- a/drivers/iommu/tegra-smmu.c
+++ b/drivers/iommu/tegra-smmu.c
@@ -964,7 +964,6 @@ 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,
@@ -992,8 +991,7 @@ 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);