nfs: use proc_create to setup de->proc_fops

Use proc_create() to make sure that ->proc_fops be setup before gluing PDE to
main tree.

Signed-off-by: Denis V. Lunev <den@openvz.org>
Cc: "J. Bruce Fields" <bfields@fieldses.org>
Cc: Trond Myklebust <trond.myklebust@fys.uio.no>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 6 insertions, 8 deletions

diff --git a/fs/nfs/client.c b/fs/nfs/client.c
index 0e066dcd4700..89ac5bb0401c 100644
--- a/fs/nfs/client.c
+++ b/fs/nfs/client.c
@@ -1321,6 +1321,7 @@ static const struct file_operations nfs_server_list_fops = {
         .read           = seq_read,
         .llseek         = seq_lseek,
         .release        = seq_release,
+        .owner          = THIS_MODULE,
 };
 
 static int nfs_volume_list_open(struct inode *inode, struct file *file);
@@ -1341,6 +1342,7 @@ static const struct file_operations nfs_volume_list_fops = {
         .read           = seq_read,
         .llseek         = seq_lseek,
         .release        = seq_release,
+        .owner          = THIS_MODULE,
 };
 
 /*
@@ -1507,20 +1509,16 @@ int __init nfs_fs_proc_init(void)
         proc_fs_nfs->owner = THIS_MODULE;
 
         /* a file of servers with which we're dealing */
-        p = create_proc_entry("servers", S_IFREG|S_IRUGO, proc_fs_nfs);
+        p = proc_create("servers", S_IFREG|S_IRUGO,
+                        proc_fs_nfs, &nfs_server_list_fops);
         if (!p)
                 goto error_1;
 
-        p->proc_fops = &nfs_server_list_fops;
-        p->owner = THIS_MODULE;
-
         /* a file of volumes that we have mounted */
-        p = create_proc_entry("volumes", S_IFREG|S_IRUGO, proc_fs_nfs);
+        p = proc_create("volumes", S_IFREG|S_IRUGO,
+                        proc_fs_nfs, &nfs_volume_list_fops);
         if (!p)
                 goto error_2;
-
-        p->proc_fops = &nfs_volume_list_fops;
-        p->owner = THIS_MODULE;
         return 0;
 
 error_2: