vfs: Remove unnecessary calls of check_submounts_and_drop

Now that check_submounts_and_drop can not fail and is called from
d_invalidate there is no longer a need to call check_submounts_and_drom
from filesystem d_revalidate methods so remove it.

Reviewed-by: Miklos Szeredi <miklos@szeredi.hu>
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 0 insertions, 5 deletions

diff --git a/fs/afs/dir.c b/fs/afs/dir.c
index 529300327f45..a1645b88fe8a 100644
--- a/fs/afs/dir.c
+++ b/fs/afs/dir.c
@@ -669,7 +669,6 @@ static int afs_d_revalidate(struct dentry *dentry, unsigned int flags)
 
 out_valid:
         dentry->d_fsdata = dir_version;
-out_skip:
         dput(parent);
         key_put(key);
         _leave(" = 1 [valid]");
@@ -682,10 +681,6 @@ not_found:
         spin_unlock(&dentry->d_lock);
 
 out_bad:
-        /* don't unhash if we have submounts */
-        if (check_submounts_and_drop(dentry) != 0)
-                goto out_skip;
-
         _debug("dropping dentry %s/%s",
                parent->d_name.name, dentry->d_name.name);
         dput(parent);