From ed0b10722c880d82e5da2a357122f5ae0e53d4db Mon Sep 17 00:00:00 2001 From: Heinrich Schuchardt Date: Sun, 23 Aug 2020 09:54:44 +0200 Subject: [PATCH] include: kernel.h: define SSIZE_MAX Define SSIZE_MAX, the largest value fitting into a variable of type ssize_t. Signed-off-by: Heinrich Schuchardt --- include/linux/kernel.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/include/linux/kernel.h b/include/linux/kernel.h index b88c210..3e71d61 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -19,6 +19,9 @@ #ifndef SIZE_MAX #define SIZE_MAX (~(size_t)0) #endif +#ifndef SSIZE_MAX +#define SSIZE_MAX ((ssize_t)(SIZE_MAX >> 1)) +#endif #define U8_MAX ((u8)~0U) #define S8_MAX ((s8)(U8_MAX>>1)) -- 2.7.4