aboutsummaryrefslogtreecommitdiffstats
path: root/include/linux/err.h
diff options
context:
space:
mode:
authorIngo Molnar <mingo@kernel.org>2014-04-14 10:44:42 -0400
committerIngo Molnar <mingo@kernel.org>2014-04-14 10:44:42 -0400
commit740c699a8d316c8bf8593f19e2ca47795e690622 (patch)
treea78886955770a477945c5d84e06b2e7678733b54 /include/linux/err.h
parente69af4657e7764d03ad555f0b583d9c4217bcefa (diff)
parentc9eaa447e77efe77b7fa4c953bd62de8297fd6c5 (diff)
Merge tag 'v3.15-rc1' into perf/urgent
Pick up the latest fixes. Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/err.h')
-rw-r--r--include/linux/err.h7
1 files changed, 4 insertions, 3 deletions
diff --git a/include/linux/err.h b/include/linux/err.h
index 15f92e072450..a729120644d5 100644
--- a/include/linux/err.h
+++ b/include/linux/err.h
@@ -2,12 +2,13 @@
2#define _LINUX_ERR_H 2#define _LINUX_ERR_H
3 3
4#include <linux/compiler.h> 4#include <linux/compiler.h>
5#include <linux/types.h>
5 6
6#include <asm/errno.h> 7#include <asm/errno.h>
7 8
8/* 9/*
9 * Kernel pointers have redundant information, so we can use a 10 * Kernel pointers have redundant information, so we can use a
10 * scheme where we can return either an error code or a dentry 11 * scheme where we can return either an error code or a normal
11 * pointer with the same return value. 12 * pointer with the same return value.
12 * 13 *
13 * This should be a per-architecture thing, to allow different 14 * This should be a per-architecture thing, to allow different
@@ -29,12 +30,12 @@ static inline long __must_check PTR_ERR(__force const void *ptr)
29 return (long) ptr; 30 return (long) ptr;
30} 31}
31 32
32static inline long __must_check IS_ERR(__force const void *ptr) 33static inline bool __must_check IS_ERR(__force const void *ptr)
33{ 34{
34 return IS_ERR_VALUE((unsigned long)ptr); 35 return IS_ERR_VALUE((unsigned long)ptr);
35} 36}
36 37
37static inline long __must_check IS_ERR_OR_NULL(__force const void *ptr) 38static inline bool __must_check IS_ERR_OR_NULL(__force const void *ptr)
38{ 39{
39 return !ptr || IS_ERR_VALUE((unsigned long)ptr); 40 return !ptr || IS_ERR_VALUE((unsigned long)ptr);
40} 41}