vfs: do_dentry_open(): don't put filp

Move put_filp() out to __dentry_open(), the only caller now.
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

fs/open.c

@@ -747,7 +747,6 @@ static struct file *do_dentry_open(struct dentry *dentry, struct vfsmount *mnt,
 	f->f_path.dentry = NULL;
 	f->f_path.mnt = NULL;
 cleanup_file:
-	put_filp(f);
 	dput(dentry);
 	mntput(mnt);
 	return ERR_PTR(error);
@@ -765,6 +764,8 @@ static struct file *__dentry_open(struct dentry *dentry, struct vfsmount *mnt,
 			fput(res);
 			res = ERR_PTR(error);
 		}
+	} else {
+		put_filp(f);
 	}
 	return res;
 }