[PATCH 3/3] raid: substitute empty_zero_page with helper ZERO_PAGE(0)

[Giulio Benetti <giulio.benetti@xxxxxxxxxxxxxxxxxxxxxx>]

Not all zero page implementations use empty_zero_page global pointer so
let's substitute empty_zero_page occurence with helper ZERO_PAGE(0).

Signed-off-by: Giulio Benetti <giulio.benetti@xxxxxxxxxxxxxxxxxxxxxx>
---
 include/linux/raid/pq.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/raid/pq.h b/include/linux/raid/pq.h
index d6e5a1feb947..2dd46f4c7318 100644
--- a/include/linux/raid/pq.h
+++ b/include/linux/raid/pq.h
@@ -17,7 +17,7 @@
 /* We need a pre-zeroed page... if we don't want to use the kernel-provided
    one define it here */
 #if RAID6_USE_EMPTY_ZERO_PAGE
-# define raid6_empty_zero_page empty_zero_page
+# define raid6_empty_zero_page ZERO_PAGE(0)
 #else
 extern const char raid6_empty_zero_page[PAGE_SIZE];
 #endif
-- 
2.34.1