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authorAl Viro <viro@zeniv.linux.org.uk>2011-03-16 06:32:07 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2011-03-16 16:48:06 -0400
commitf8ad9c4bae99854c961ca79ed130a0d11d9ab53c (patch)
treede466d67c6413ba5a0fed1733768f21e1ffc2acf /fs/nfs/nfs4namespace.c
parentb514f872f86d4b0c13fed74a1fe1f7ab500c4fd0 (diff)
downloadlinux-f8ad9c4bae99854c961ca79ed130a0d11d9ab53c.tar.gz
nfs: nfs_do_{ref,sub}mount() superblock argument is redundant
It's always equal to dentry->d_sb

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/nfs/nfs4namespace.c')
-rw-r--r--fs/nfs/nfs4namespace.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/fs/nfs/nfs4namespace.c b/fs/nfs/nfs4namespace.c
index 46942e2680a0..bb80c49b6533 100644
--- a/fs/nfs/nfs4namespace.c
+++ b/fs/nfs/nfs4namespace.c
@@ -161,20 +161,18 @@ static struct vfsmount *try_location(struct nfs_clone_mount *mountdata,
 
 /**
  * nfs_follow_referral - set up mountpoint when hitting a referral on moved error
- * @sb - superblock of parent directory
  * @dentry - parent directory
  * @locations - array of NFSv4 server location information
  *
  */
-static struct vfsmount *nfs_follow_referral(struct super_block *sb,
-					    struct dentry *dentry,
+static struct vfsmount *nfs_follow_referral(struct dentry *dentry,
 					    const struct nfs4_fs_locations *locations)
 {
 	struct vfsmount *mnt = ERR_PTR(-ENOENT);
 	struct nfs_clone_mount mountdata = {
-		.sb = sb,
+		.sb = dentry->d_sb,
 		.dentry = dentry,
-		.authflavor = NFS_SB(sb)->client->cl_auth->au_flavor,
+		.authflavor = NFS_SB(dentry->d_sb)->client->cl_auth->au_flavor,
 	};
 	char *page = NULL, *page2 = NULL;
 	int loc, error;
@@ -224,7 +222,7 @@ out:
  * @dentry - dentry of referral
  *
  */
-struct vfsmount *nfs_do_refmount(struct super_block *sb, struct dentry *dentry)
+struct vfsmount *nfs_do_refmount(struct dentry *dentry)
 {
 	struct vfsmount *mnt = ERR_PTR(-ENOMEM);
 	struct dentry *parent;
@@ -257,7 +255,7 @@ struct vfsmount *nfs_do_refmount(struct super_block *sb, struct dentry *dentry)
 	    fs_locations->fs_path.ncomponents <= 0)
 		goto out_free;
 
-	mnt = nfs_follow_referral(sb, dentry, fs_locations);
+	mnt = nfs_follow_referral(dentry, fs_locations);
 out_free:
 	__free_page(page);
 	kfree(fs_locations);