diff options
Diffstat (limited to 'lib/kfifo.c')
| -rw-r--r-- | lib/kfifo.c | 19 |
1 files changed, 3 insertions, 16 deletions
diff --git a/lib/kfifo.c b/lib/kfifo.c index 015656aa8182..70dab9ac7827 100644 --- a/lib/kfifo.c +++ b/lib/kfifo.c @@ -1,22 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * A generic kernel FIFO implementation * * Copyright (C) 2009/2010 Stefani Seibold <[email protected]> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * */ #include <linux/kernel.h> @@ -82,7 +68,8 @@ int __kfifo_init(struct __kfifo *fifo, void *buffer, { size /= esize; - size = roundup_pow_of_two(size); + if (!is_power_of_2(size)) + size = rounddown_pow_of_two(size); fifo->in = 0; fifo->out = 0; |