fs/fscache/object-list.c: use __seq_open_private()

Reduce boilerplate code by using __seq_open_private() instead of seq_open()
in fscache_objlist_open().

Signed-off-by: Rob Jones <rob.jones@codethink.co.uk>
Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Steve Dickson <steved@redhat.com>

1 files changed, 2 insertions, 14 deletions

diff --git a/fs/fscache/object-list.c b/fs/fscache/object-list.c
index b8179ca6bf9d..51dde817e1f2 100644
--- a/fs/fscache/object-list.c
+++ b/fs/fscache/object-list.c
@@ -380,26 +380,14 @@ no_config:
 static int fscache_objlist_open(struct inode *inode, struct file *file)
 {
         struct fscache_objlist_data *data;
-        struct seq_file *m;
-        int ret;
 
-        ret = seq_open(file, &fscache_objlist_ops);
-        if (ret < 0)
-                return ret;
-
-        m = file->private_data;
-
-        /* buffer for key extraction */
-        data = kmalloc(sizeof(struct fscache_objlist_data), GFP_KERNEL);
-        if (!data) {
-                seq_release(inode, file);
+        data = __seq_open_private(file, &fscache_objlist_ops, sizeof(*data));
+        if (!data)
                 return -ENOMEM;
-        }
 
         /* get the configuration key */
         fscache_objlist_config(data);
 
-        m->private = data;
         return 0;
 }