nios2: Remove unused extern declaration of shm_align_mask
shm_align_mask is not defined/used on nios2, thus there is no need to
declare it.
Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Acked-by: Ley Foon Tan <lftan@altera.com>
diff --git a/arch/nios2/include/asm/page.h b/arch/nios2/include/asm/page.h
index 7a0d9bd..4b32d6f 100644
--- a/arch/nios2/include/asm/page.h
+++ b/arch/nios2/include/asm/page.h
@@ -54,8 +54,6 @@
extern void copy_user_page(void *vto, void *vfrom, unsigned long vaddr,
struct page *to);
-extern unsigned long shm_align_mask;
-
/*
* These are used to make use of C type-checking.
*/