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[PATCH] convert that currently tests _NSIG directly to use valid_signal()

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Convert most of the current code that uses _NSIG directly to instead use
valid_signal().  This avoids gcc -W warnings and off-by-one errors.

Signed-off-by: Jesper Juhl <juhl-lkml@dif.dk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Jesper Juhl
2005-05-01 08:59:14 -07:00
committed by Linus Torvalds
parent e5bdd883a1
commit 7ed20e1ad5
33 changed files with 90 additions and 59 deletions
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5
arch/alpha/kernel/ptrace.c
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@@ -14,6 +14,7 @@
#include <linux/user.h>
#include <linux/slab.h>
#include <linux/security.h>
#include <linux/signal.h>
#include <asm/uaccess.h>
#include <asm/pgtable.h>
@@ -335,7 +336,7 @@ do_sys_ptrace(long request, long pid, long addr, long data,
/* continue and stop at next (return from) syscall */
case PTRACE_CONT: /* restart after signal. */
ret = -EIO;
if ((unsigned long) data > _NSIG)
if (!valid_signal(data))
break;
if (request == PTRACE_SYSCALL)
set_tsk_thread_flag(child, TIF_SYSCALL_TRACE);
@@ -365,7 +366,7 @@ do_sys_ptrace(long request, long pid, long addr, long data,
case PTRACE_SINGLESTEP: /* execute single instruction. */
ret = -EIO;
if ((unsigned long) data > _NSIG)
if (!valid_signal(data))
break;
/* Mark single stepping. */
child->thread_info->bpt_nsaved = -1;