diff --git a/arch/xtensa/include/asm/string.h b/arch/xtensa/include/asm/string.h
index 5fb8c27cbef5..405a8c49ff2c 100644
--- a/arch/xtensa/include/asm/string.h
+++ b/arch/xtensa/include/asm/string.h
@@ -118,7 +118,4 @@ extern void *memmove(void *__dest, __const__ void *__src, size_t __n);
 /* Don't build bcopy at all ...  */
 #define __HAVE_ARCH_BCOPY
 
-#define __HAVE_ARCH_MEMSCAN
-#define memscan memchr
-
 #endif	/* _XTENSA_STRING_H */