[PATCH 36/39] proc: don't detour through seq->private to get the inode

[Christoph Hellwig]

Signed-off-by: Christoph Hellwig <h...@lst.de>
---
 fs/proc/array.c | 18 ++++--------------
 1 file changed, 4 insertions(+), 14 deletions(-)

diff --git a/fs/proc/array.c b/fs/proc/array.c
index ae2c807fd719..b34796b562ef 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -677,7 +677,7 @@ get_children_pid(struct inode *inode, struct pid *pid_prev, 
loff_t pos)
 
 static int children_seq_show(struct seq_file *seq, void *v)
 {
-       struct inode *inode = seq->private;
+       struct inode *inode = file_inode(seq->file);
        pid_t pid;
 
        pid = pid_nr_ns(v, inode->i_sb->s_fs_info);
@@ -688,14 +688,14 @@ static int children_seq_show(struct seq_file *seq, void 
*v)
 
 static void *children_seq_start(struct seq_file *seq, loff_t *pos)
 {
-       return get_children_pid(seq->private, NULL, *pos);
+       return get_children_pid(file_inode(seq->file), NULL, *pos);
 }
 
 static void *children_seq_next(struct seq_file *seq, void *v, loff_t *pos)
 {
        struct pid *pid;
 
-       pid = get_children_pid(seq->private, v, *pos + 1);
+       pid = get_children_pid(file_inode(seq->file), v, *pos + 1);
        put_pid(v);
 
        ++*pos;
@@ -716,17 +716,7 @@ static const struct seq_operations children_seq_ops = {
 
 static int children_seq_open(struct inode *inode, struct file *file)
 {
-       struct seq_file *m;
-       int ret;
-
-       ret = seq_open(file, &children_seq_ops);
-       if (ret)
-               return ret;
-
-       m = file->private_data;
-       m->private = inode;
-
-       return ret;
+       return seq_open(file, &children_seq_ops);
 }
 
 const struct file_operations proc_tid_children_operations = {
-- 
2.17.0