[PATCH] blk: use REQ_OP_WRITE instead of hard code

[Hui Su]

use REQ_OP_WRITE instead of hard code in
op_is_write().

Signed-off-by: Hui Su <sh_...@163.com>
---
 include/linux/blk_types.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h
index 7d7c13238fdb..7b9b02378c24 100644
--- a/include/linux/blk_types.h
+++ b/include/linux/blk_types.h
@@ -440,7 +440,7 @@ static inline void bio_set_op_attrs(struct bio *bio, 
unsigned op,
 
 static inline bool op_is_write(unsigned int op)
 {
-       return (op & 1);
+       return (op & REQ_OP_WRITE);
 }
 
 /*
-- 
2.25.1