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Diffstat (limited to 'arch/xtensa/include/asm/checksum.h')
-rw-r--r--arch/xtensa/include/asm/checksum.h20
1 files changed, 4 insertions, 16 deletions
diff --git a/arch/xtensa/include/asm/checksum.h b/arch/xtensa/include/asm/checksum.h
index fe78fba7bd64..44ec1d0b2a35 100644
--- a/arch/xtensa/include/asm/checksum.h
+++ b/arch/xtensa/include/asm/checksum.h
@@ -37,9 +37,7 @@ asmlinkage __wsum csum_partial(const void *buff, int len, __wsum sum);
* better 64-bit) boundary
*/
-asmlinkage __wsum csum_partial_copy_generic(const void *src, void *dst,
- int len, __wsum sum,
- int *src_err_ptr, int *dst_err_ptr);
+asmlinkage __wsum csum_partial_copy_generic(const void *src, void *dst, int len);
#define _HAVE_ARCH_CSUM_AND_COPY
/*
@@ -49,7 +47,7 @@ asmlinkage __wsum csum_partial_copy_generic(const void *src, void *dst,
static inline
__wsum csum_partial_copy_nocheck(const void *src, void *dst, int len)
{
- return csum_partial_copy_generic(src, dst, len, 0, NULL, NULL);
+ return csum_partial_copy_generic(src, dst, len);
}
#define _HAVE_ARCH_COPY_AND_CSUM_FROM_USER
@@ -57,14 +55,9 @@ static inline
__wsum csum_and_copy_from_user(const void __user *src, void *dst,
int len)
{
- int err = 0;
-
if (!access_ok(src, len))
return 0;
-
- sum = csum_partial_copy_generic((__force const void *)src, dst,
- len, ~0U, &err, NULL);
- return err ? 0 : sum;
+ return csum_partial_copy_generic((__force const void *)src, dst, len);
}
/*
@@ -247,13 +240,8 @@ static __inline__ __sum16 csum_ipv6_magic(const struct in6_addr *saddr,
static __inline__ __wsum csum_and_copy_to_user(const void *src,
void __user *dst, int len)
{
- int err = 0;
- __wsum sum = ~0U;
-
if (!access_ok(dst, len))
return 0;
-
- sum = csum_partial_copy_generic(src,dst,len,sum,NULL,&err);
- return err ? 0 : sum;
+ return csum_partial_copy_generic(src, (__force void *)dst, len);
}
#endif