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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 <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Jesper Juhl 2005-05-01 08:59:14 -07:00 • committed by Linus Torvalds
commit 7ed20e1ad5
33 changed files with 90 additions and 59 deletions
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7
arch/parisc/kernel/ptrace.c
View file

@ -17,6 +17,7 @@
#include <linux/personality.h>
#include <linux/security.h>
#include <linux/compat.h>
#include <linux/signal.h>
#include <asm/uaccess.h>
#include <asm/pgtable.h>
@ -285,7 +286,7 @@ long sys_ptrace(long request, pid_t pid, long addr, long data)
ret = -EIO;
DBG("sys_ptrace(%s)\n",
request == PTRACE_SYSCALL ? "SYSCALL" : "CONT");
if ((unsigned long) data > _NSIG)
if (!valid_signal(data))
goto out_tsk;
child->ptrace &= ~(PT_SINGLESTEP|PT_BLOCKSTEP);
if (request == PTRACE_SYSCALL) {
@ -311,7 +312,7 @@ long sys_ptrace(long request, pid_t pid, long addr, long data)
case PTRACE_SINGLEBLOCK:
DBG("sys_ptrace(SINGLEBLOCK)\n");
ret = -EIO;
if ((unsigned long) data > _NSIG)
if (!valid_signal(data))
goto out_tsk;
clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE);
child->ptrace &= ~PT_SINGLESTEP;
@ -328,7 +329,7 @@ long sys_ptrace(long request, pid_t pid, long addr, long data)
case PTRACE_SINGLESTEP:
DBG("sys_ptrace(SINGLESTEP)\n");
ret = -EIO;
if ((unsigned long) data > _NSIG)
if (!valid_signal(data))
goto out_tsk;
clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE);