--- zzzz-none-000/linux-2.6.19.2/include/asm-i386/checksum.h	2007-01-10 19:10:37.000000000 +0000
+++ davinci-8020-5505/linux-2.6.19.2/include/asm-i386/checksum.h	2007-01-19 14:42:56.000000000 +0000
@@ -30,6 +30,12 @@
 asmlinkage unsigned int csum_partial_copy_generic(const unsigned char *src, unsigned char *dst,
 						  int len, int sum, int *src_err_ptr, int *dst_err_ptr);
 
+asmlinkage unsigned int csum_partial_copy_generic_to_user(const unsigned char *src, unsigned char *dst,
+						  int len, int sum, int *src_err_ptr, int *dst_err_ptr);
+
+asmlinkage unsigned int csum_partial_copy_generic_from_user(const unsigned char *src, unsigned char *dst,
+						  int len, int sum, int *src_err_ptr, int *dst_err_ptr);
+
 /*
  *	Note: when you get a NULL pointer exception here this means someone
  *	passed in an incorrect kernel address to one of these functions.
@@ -49,7 +55,7 @@
 						int len, int sum, int *err_ptr)
 {
 	might_sleep();
-	return csum_partial_copy_generic((__force unsigned char *)src, dst,
+	return csum_partial_copy_generic_from_user((__force unsigned char *)src, dst,
 					len, sum, err_ptr, NULL);
 }
 
@@ -183,7 +189,7 @@
 {
 	might_sleep();
 	if (access_ok(VERIFY_WRITE, dst, len))
-		return csum_partial_copy_generic(src, (__force unsigned char *)dst, len, sum, NULL, err_ptr);
+		return csum_partial_copy_generic_to_user(src, (__force unsigned char *)dst, len, sum, NULL, err_ptr);
 
 	if (len)
 		*err_ptr = -EFAULT;