From 7ed20e1ad521b5f5df61bf6559ae60738e393741 Mon Sep 17 00:00:00 2001 From: Jesper Juhl Date: Sun, 1 May 2005 08:59:14 -0700 Subject: [PATCH] convert that currently tests _NSIG directly to use valid_signal() 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 Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- arch/ppc/kernel/ptrace.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'arch/ppc/kernel/ptrace.c') diff --git a/arch/ppc/kernel/ptrace.c b/arch/ppc/kernel/ptrace.c index 426b6f7d9de3..59d59a8dc249 100644 --- a/arch/ppc/kernel/ptrace.c +++ b/arch/ppc/kernel/ptrace.c @@ -26,6 +26,7 @@ #include #include #include +#include #include #include @@ -356,7 +357,7 @@ int sys_ptrace(long request, long pid, long addr, long data) case PTRACE_SYSCALL: /* 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); @@ -389,7 +390,7 @@ int sys_ptrace(long request, long pid, long addr, long data) case PTRACE_SINGLESTEP: { /* set the trap flag. */ ret = -EIO; - if ((unsigned long) data > _NSIG) + if (!valid_signal(data)) break; clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE); set_single_step(child); -- cgit v1.2.3-59-g8ed1b