[PATCH] xtensa: use valid_signal()
xtensa should use valid_signal() instead of testing _NSIG directly like
everyone else.
Signed-off-by: Jesper Juhl <juhl-lkml@dif.dk>
Cc: Chris Zankel <chris@zankel.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/xtensa/kernel/ptrace.c b/arch/xtensa/kernel/ptrace.c
index 9ef07a4..2659efd 100644
--- a/arch/xtensa/kernel/ptrace.c
+++ b/arch/xtensa/kernel/ptrace.c
@@ -22,6 +22,7 @@
#include <linux/smp.h>
#include <linux/smp_lock.h>
#include <linux/security.h>
+#include <linux/signal.h>
#include <asm/pgtable.h>
#include <asm/page.h>
@@ -239,7 +240,7 @@
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);
@@ -269,7 +270,7 @@
case PTRACE_SINGLESTEP:
ret = -EIO;
- if ((unsigned long) data > _NSIG)
+ if (!valid_signal(data))
break;
clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE);
child->ptrace |= PT_SINGLESTEP;