kernel: roundup should only reference arguments once (b28efd54) · Commits · e / devices / android_kernel_sony_msm8998

Currently the roundup macro references it's arguments more than one time. This patch changes it so it will only use its arguments once. Suggested-by:

include/linux/kernel.h

+6 −1

Original line number	Original line	Diff line number	Diff line
	@@ -58,7 +58,12 @@ extern const char linux_proc_banner[];

	#define FIELD_SIZEOF(t, f) (sizeof(((t*)0)->f))		#define FIELD_SIZEOF(t, f) (sizeof(((t*)0)->f))
	#define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d))		#define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d))
	#define roundup(x, y) ((((x) + ((y) - 1)) / (y)) * (y))		#define roundup(x, y) ( \
			{ \
			typeof(y) __y = y; \
			(((x) + (__y - 1)) / __y) * __y; \
			} \
			)
	#define rounddown(x, y) ( \		#define rounddown(x, y) ( \
	{ \		{ \
	typeof(x) __x = (x); \		typeof(x) __x = (x); \