procfs: new helper - PDE_DATA(inode)

The only part of proc_dir_entry the code outside of fs/proc
really cares about is PDE(inode)->data.  Provide a helper
for that; static inline for now, eventually will be moved
to fs/proc, along with the knowledge of struct proc_dir_entry
layout.

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

2 files changed, 2 insertions, 2 deletions

diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index ee6614bdb639..28e421c208a5 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -2149,7 +2149,7 @@ static const struct seq_operations ext4_mb_seq_groups_ops = {
 
 static int ext4_mb_seq_groups_open(struct inode *inode, struct file *file)
 {
-        struct super_block *sb = PDE(inode)->data;
+        struct super_block *sb = PDE_DATA(inode);
         int rc;
 
         rc = seq_open(file, &ext4_mb_seq_groups_ops);
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 5d6d53578124..c65510548355 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -1802,7 +1802,7 @@ static int options_seq_show(struct seq_file *seq, void *offset)
 
 static int options_open_fs(struct inode *inode, struct file *file)
 {
-        return single_open(file, options_seq_show, PDE(inode)->data);
+        return single_open(file, options_seq_show, PDE_DATA(inode));
 }
 
 static const struct file_operations ext4_seq_options_fops = {