diff options
Diffstat (limited to 'arch/parisc/lib/checksum.c')
-rw-r--r-- | arch/parisc/lib/checksum.c | 37 |
1 files changed, 0 insertions, 37 deletions
diff --git a/arch/parisc/lib/checksum.c b/arch/parisc/lib/checksum.c index 256322c7b648..4818f3db84a5 100644 --- a/arch/parisc/lib/checksum.c +++ b/arch/parisc/lib/checksum.c @@ -106,40 +106,3 @@ __wsum csum_partial(const void *buff, int len, __wsum sum) } EXPORT_SYMBOL(csum_partial); - -/* - * copy while checksumming, otherwise like csum_partial - */ -__wsum csum_partial_copy_nocheck(const void *src, void *dst, - int len, __wsum sum) -{ - /* - * It's 2:30 am and I don't feel like doing it real ... - * This is lots slower than the real thing (tm) - */ - sum = csum_partial(src, len, sum); - memcpy(dst, src, len); - - return sum; -} -EXPORT_SYMBOL(csum_partial_copy_nocheck); - -/* - * Copy from userspace and compute checksum. If we catch an exception - * then zero the rest of the buffer. - */ -__wsum csum_partial_copy_from_user(const void __user *src, - void *dst, int len, - __wsum 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); |