* (C) Copyright 2003
* Gerry Hamel, geh@ti.com, Texas Instruments
*
- * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
int buf_pop (circbuf_t * buf, char *dest, unsigned int len)
{
unsigned int i;
- char *p = buf->top;
+ char *p;
assert (buf != NULL);
assert (dest != NULL);
+ p = buf->top;
+
/* Cap to number of bytes in buffer */
if (len > buf->size)
len = buf->size;
{
/* NOTE: this function allows push to overwrite old data. */
unsigned int i;
- char *p = buf->tail;
+ char *p;
assert (buf != NULL);
assert (src != NULL);
+ p = buf->tail;
+
for (i = 0; i < len; i++) {
*p++ = src[i];
if (p == buf->end) {