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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
kernel/exit.c
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@ -27,6 +27,7 @@
#include <linux/mempolicy.h>
#include <linux/cpuset.h>
#include <linux/syscalls.h>
#include <linux/signal.h>
#include <asm/uaccess.h>
#include <asm/unistd.h>
@ -277,7 +278,7 @@ void set_special_pids(pid_t session, pid_t pgrp)
*/
int allow_signal(int sig)
{
if (sig < 1 || sig > _NSIG)
if (!valid_signal(sig) || sig < 1)
return -EINVAL;
spin_lock_irq(&current->sighand->siglock);
@ -298,7 +299,7 @@ EXPORT_SYMBOL(allow_signal);
int disallow_signal(int sig)
{
if (sig < 1 || sig > _NSIG)
if (!valid_signal(sig) || sig < 1)
return -EINVAL;
spin_lock_irq(&current->sighand->siglock);