s390/uaccess: whitespace cleanup

Whitespace cleanup to get rid if some checkpatch findings, but mainly
to have consistent coding style within the header file again.
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>

arch/s390/include/asm/uaccess.h

@@ -198,14 +198,14 @@ static __always_inline int __get_user_fn(void *x, const void __user *ptr, unsign
 ({									\
 	__typeof__(*(ptr)) __x = (x);					\
 	int __pu_err = -EFAULT;						\
+									\
 	__chk_user_ptr(ptr);						\
-	switch (sizeof (*(ptr))) {				\
+	switch (sizeof(*(ptr))) {					\
 	case 1:								\
 	case 2:								\
 	case 4:								\
 	case 8:								\
-		__pu_err = __put_user_fn(&__x, ptr,		\
-					 sizeof(*(ptr)));	\
+		__pu_err = __put_user_fn(&__x, ptr, sizeof(*(ptr)));	\
 		break;							\
 	default:							\
 		__put_user_bad();					\
@@ -220,38 +220,38 @@ static __always_inline int __get_user_fn(void *x, const void __user *ptr, unsign
 	__put_user(x, ptr);						\
 })
 
-
 #define __get_user(x, ptr)						\
 ({									\
 	int __gu_err = -EFAULT;						\
+									\
 	__chk_user_ptr(ptr);						\
 	switch (sizeof(*(ptr))) {					\
 	case 1: {							\
 		unsigned char __x;					\
-		__gu_err = __get_user_fn(&__x, ptr,		\
-					 sizeof(*(ptr)));	\
-		(x) = *(__force __typeof__(*(ptr)) *) &__x;	\
+									\
+		__gu_err = __get_user_fn(&__x, ptr, sizeof(*(ptr)));	\
+		(x) = *(__force __typeof__(*(ptr)) *)&__x;		\
 		break;							\
 	};								\
 	case 2: {							\
 		unsigned short __x;					\
-		__gu_err = __get_user_fn(&__x, ptr,		\
-					 sizeof(*(ptr)));	\
-		(x) = *(__force __typeof__(*(ptr)) *) &__x;	\
+									\
+		__gu_err = __get_user_fn(&__x, ptr, sizeof(*(ptr)));	\
+		(x) = *(__force __typeof__(*(ptr)) *)&__x;		\
 		break;							\
 	};								\
 	case 4: {							\
 		unsigned int __x;					\
-		__gu_err = __get_user_fn(&__x, ptr,		\
-					 sizeof(*(ptr)));	\
-		(x) = *(__force __typeof__(*(ptr)) *) &__x;	\
+									\
+		__gu_err = __get_user_fn(&__x, ptr, sizeof(*(ptr)));	\
+		(x) = *(__force __typeof__(*(ptr)) *)&__x;		\
 		break;							\
 	};								\
 	case 8: {							\
 		unsigned long __x;					\
-		__gu_err = __get_user_fn(&__x, ptr,		\
-					 sizeof(*(ptr)));	\
-		(x) = *(__force __typeof__(*(ptr)) *) &__x;	\
+									\
+		__gu_err = __get_user_fn(&__x, ptr, sizeof(*(ptr)));	\
+		(x) = *(__force __typeof__(*(ptr)) *)&__x;		\
 		break;							\
 	};								\
 	default:							\