diff options
Diffstat (limited to 'arch/score/lib/checksum_copy.c')
| -rw-r--r-- | arch/score/lib/checksum_copy.c | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/arch/score/lib/checksum_copy.c b/arch/score/lib/checksum_copy.c deleted file mode 100644 index 39b99ef61804..000000000000 --- a/arch/score/lib/checksum_copy.c +++ /dev/null @@ -1,53 +0,0 @@ -/* - * arch/score/lib/csum_partial_copy.c - * - * Score Processor version. - * - * Copyright (C) 2009 Sunplus Core Technology Co., Ltd. - * Lennox Wu <lennox.wu@sunplusct.com> - * Chen Liqin <liqin.chen@sunplusct.com> - * - * 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, see the file COPYING, or write - * to the Free Software Foundation, Inc., - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <net/checksum.h> - -#include <linux/uaccess.h> - -unsigned int csum_partial_copy(const char *src, char *dst, - int len, unsigned int sum) -{ - sum = csum_partial(src, len, sum); - memcpy(dst, src, len); - - return sum; -} - -unsigned int csum_partial_copy_from_user(const char *src, char *dst, - int len, unsigned int sum, - int *err_ptr) -{ - int missing; - - missing = copy_from_user(dst, src, len); - if (missing) { - memset(dst + len - missing, 0, missing); - *err_ptr = -EFAULT; - } - - return csum_partial(dst, len, sum); -} -EXPORT_SYMBOL(csum_partial_copy_from_user); |