diff --git a/include/linux/signal.h b/include/linux/signal.h
index 1f5a166..80c7418 100644
--- a/include/linux/signal.h
+++ b/include/linux/signal.h
@@ -3,16 +3,13 @@
 
 #include <linux/bug.h>
 #include <linux/signal_types.h>
+#include <linux/string.h>
 
 struct task_struct;
 
 /* for sysctl */
 extern int print_fatal_signals;
 
-#ifndef HAVE_ARCH_COPY_SIGINFO
-
-#include <linux/string.h>
-
 static inline void copy_siginfo(struct siginfo *to, struct siginfo *from)
 {
 	if (from->si_code < 0)
@@ -22,8 +19,6 @@ static inline void copy_siginfo(struct siginfo *to, struct siginfo *from)
 		memcpy(to, from, __ARCH_SI_PREAMBLE_SIZE + sizeof(from->_sifields._sigchld));
 }
 
-#endif
-
 /*
  * Define some primitives to manipulate sigset_t.
  */