eCryptfs: Swap dput() and mntput()

ecryptfs_d_release() is doing a mntput before doing the dput.  This patch
moves the dput before the mntput.

Thanks to Rajouri Jammu for reporting this.
Signed-off-by: Michael Halcrow <mhalcrow@us.ibm.com>
Cc: Rajouri Jammu <rajouri.jammu@gmail.com>
Cc: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

fs/ecryptfs/dentry.c

@@ -80,8 +80,8 @@ static void ecryptfs_d_release(struct dentry *dentry)
 {
 	if (ecryptfs_dentry_to_private(dentry)) {
 		if (ecryptfs_dentry_to_lower(dentry)) {
-			mntput(ecryptfs_dentry_to_lower_mnt(dentry));
 			dput(ecryptfs_dentry_to_lower(dentry));
+			mntput(ecryptfs_dentry_to_lower_mnt(dentry));
 		}
 		kmem_cache_free(ecryptfs_dentry_info_cache,
 				ecryptfs_dentry_to_private(dentry));