[PATCH] Make <linux/personality.h> userspace proof

From: Ralf Baechle
Date: Tue Oct 17 2006 - 11:55:46 EST


<linux/personality.h> contains the constants for personality(2) but also
some defintions that are useless or even harmful in userspace such as
the personality() macro.

Signed-off-by: Ralf Baechle <ralf@xxxxxxxxxxxxxx>

---
include/linux/personality.h | 7 +++++++
1 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/include/linux/personality.h b/include/linux/personality.h
index 80d780e..bf4cf20 100644
--- a/include/linux/personality.h
+++ b/include/linux/personality.h
@@ -1,6 +1,8 @@
#ifndef _LINUX_PERSONALITY_H
#define _LINUX_PERSONALITY_H

+#ifdef __KERNEL__
+
/*
* Handling of different ABIs (personalities).
*/
@@ -12,6 +14,8 @@ extern int register_exec_domain(struct
extern int unregister_exec_domain(struct exec_domain *);
extern int __set_personality(unsigned long);

+#endif /* __KERNEL__ */
+
/*
* Flags for bug emulation.
*
@@ -71,6 +75,7 @@ enum {
PER_MASK = 0x00ff,
};

+#ifdef __KERNEL__

/*
* Description of an execution domain.
@@ -111,4 +116,6 @@ #define get_personality (current->perso
#define set_personality(pers) \
((current->personality == pers) ? 0 : __set_personality(pers))

+#endif /* __KERNEL__ */
+
#endif /* _LINUX_PERSONALITY_H */
-
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