[PATCH] make xtensa use valid_signal()

[Jesper Juhl]

xtensa should use valid_signal() instead of testing _NSIG directly like 
everyone else.

Signed-off-by: Jesper Juhl <juhl-lkml@xxxxxx>
---

 arch/xtensa/kernel/ptrace.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

--- linux-2.6.13-rc1-orig/arch/xtensa/kernel/ptrace.c	2005-06-29 21:44:49.000000000 +0200
+++ linux-2.6.13-rc1/arch/xtensa/kernel/ptrace.c	2005-06-29 22:00:34.000000000 +0200
@@ -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 @@ int sys_ptrace(long request, long pid, l
 	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 @@ int sys_ptrace(long request, long pid, l
 
 	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;


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