Don't invalidate the syscall number, since that's not handled graciously

in the syscall handler.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@23919 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/system/kernel/arch/x86/arch_thread.c

@@ -508,8 +508,6 @@ arch_restore_signal_frame(void)
 
 	TRACE(("### arch_restore_signal_frame: exit\n"));
 
-	frame->orig_eax = -1;	/* disable syscall checks */
-
 	return (int64)frame->eax | ((int64)frame->edx << 32);
 }