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[PATCH] arch/i386/kernel/signal.o: sparse: cast remove address space ...
- From: Sam Ravnborg <sam@xxxxxxxxxxxx>
- Date: Sun, 16 Jan 2005 21:36:42 +0100
- Mail-followup-to: linux-kernel@xxxxxxxxxxxxxxx, Linus Torvalds <torvalds@xxxxxxxx>
- User-agent: Mutt/1.5.6i
Fix sparse warning: cast removes address space of expression
Fixed by declaring relevant pointers in sigframe and rt_sigframe as
__user.
This fixes several sparse warnings in arch/i386/kernel/signal.c
Signed-off-by: Sam Ravnborg <sam@xxxxxxxxxxxx>
---
===== arch/i386/kernel/sigframe.h 1.1 vs edited =====
--- 1.1/arch/i386/kernel/sigframe.h 2003-05-04 07:45:16 +02:00
+++ edited/arch/i386/kernel/sigframe.h 2005-01-16 21:29:47 +01:00
@@ -1,6 +1,6 @@
struct sigframe
{
- char *pretcode;
+ char __user *pretcode;
int sig;
struct sigcontext sc;
struct _fpstate fpstate;
@@ -10,10 +10,10 @@
struct rt_sigframe
{
- char *pretcode;
+ char __user *pretcode;
int sig;
- struct siginfo *pinfo;
- void *puc;
+ struct siginfo __user *pinfo;
+ void __user *puc;
struct siginfo info;
struct ucontext uc;
struct _fpstate fpstate;
-
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