include/linux: change "__auto_type" to "auto"

Replace instances of "__auto_type" with "auto" in include/linux.

Signed-off-by: H. Peter Anvin (Intel) <hpa@zytor.com>

include/linux/cleanup.h

@@ -212,10 +212,10 @@
 
 #define __free(_name)	__cleanup(__free_##_name)
 
-#define __get_and_null(p, nullvalue)   \
+#define __get_and_null(p, nullvalue)	    \
 	({                                  \
-		__auto_type __ptr = &(p);   \
-		__auto_type __val = *__ptr; \
+		auto __ptr = &(p);	    \
+		auto __val = *__ptr;	    \
 		*__ptr = nullvalue;         \
 		__val;                      \
 	})

include/linux/compiler.h

@@ -190,7 +190,7 @@ void ftrace_likely_update(struct ftrace_likely_data *f, int val,
 #define data_race(expr)							\
 ({									\
 	__kcsan_disable_current();					\
-	__auto_type __v = (expr);					\
+	auto __v = (expr);						\
 	__kcsan_enable_current();					\
 	__v;								\
 })

include/linux/minmax.h

@@ -89,7 +89,7 @@
 	__cmp_once_unique(op, type, x, y, __UNIQUE_ID(x_), __UNIQUE_ID(y_))
 
 #define __careful_cmp_once(op, x, y, ux, uy) ({		\
-	__auto_type ux = (x); __auto_type uy = (y);	\
+	auto ux = (x); auto uy = (y);			\
 	BUILD_BUG_ON_MSG(!__types_ok(ux, uy),		\
 		#op"("#x", "#y") signedness error");	\
 	__cmp(op, ux, uy); })
@@ -129,7 +129,7 @@
 	__careful_cmp(max, (x) + 0u + 0ul + 0ull, (y) + 0u + 0ul + 0ull)
 
 #define __careful_op3(op, x, y, z, ux, uy, uz) ({			\
-	__auto_type ux = (x); __auto_type uy = (y);__auto_type uz = (z);\
+	auto ux = (x); auto uy = (y); auto uz = (z);			\
 	BUILD_BUG_ON_MSG(!__types_ok3(ux, uy, uz),			\
 		#op"3("#x", "#y", "#z") signedness error");		\
 	__cmp(op, ux, __cmp(op, uy, uz)); })
@@ -203,7 +203,7 @@
  * This macro checks @val/@lo/@hi to make sure they have compatible
  * signedness.
  */
-#define clamp(val, lo, hi) __careful_clamp(__auto_type, val, lo, hi)
+#define clamp(val, lo, hi) __careful_clamp(auto, val, lo, hi)
 
 /**
  * clamp_t - return a value clamped to a given range using a given type