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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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5
arch/s390/kernel/ptrace.c
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@ -32,6 +32,7 @@
#include <linux/user.h>
#include <linux/security.h>
#include <linux/audit.h>
#include <linux/signal.h>
#include <asm/segment.h>
#include <asm/page.h>
@ -609,7 +610,7 @@ do_ptrace(struct task_struct *child, long request, long addr, long data)
/* continue and stop at next (return from) syscall */
case PTRACE_CONT:
/* restart after signal. */
if ((unsigned long) data >= _NSIG)
if (!valid_signal(data))
return -EIO;
if (request == PTRACE_SYSCALL)
set_tsk_thread_flag(child, TIF_SYSCALL_TRACE);
@ -637,7 +638,7 @@ do_ptrace(struct task_struct *child, long request, long addr, long data)
case PTRACE_SINGLESTEP:
/* set the trap flag. */
if ((unsigned long) data >= _NSIG)
if (!valid_signal(data))
return -EIO;
clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE);
child->exit_code = data;