diff --git a/include/asm-arm/pgtable-nommu.h b/include/asm-arm/pgtable-nommu.h
index b186bc820e30..33c83dd87965 100644
--- a/include/asm-arm/pgtable-nommu.h
+++ b/include/asm-arm/pgtable-nommu.h
@@ -74,7 +74,6 @@ static inline int pte_file(pte_t pte) { return 0; }
  * These would be in other places but having them here reduces the diffs.
  */
 extern unsigned int kobjsize(const void *objp);
-extern int is_in_rom(unsigned long);
 
 /*
  * No page table caches to initialise.