[PATCH] elevator.c: use ELV_NAME_MAX instead of magic number 16 forchosen_elevator

[Wang Sheng-Hui]

We have ELV_NAME_MAX defined to 16, and hence we should use it
instead of the magic nubmer 16 for elevator's name string.

The patch is against 3.1-rc3.

Signed-off-by: Wang Sheng-Hui <shhuiw@xxxxxxxxx>
---
 block/elevator.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/block/elevator.c b/block/elevator.c
index a3b64bc..cb332cb 100644
--- a/block/elevator.c
+++ b/block/elevator.c
@@ -182,7 +182,7 @@ static void elevator_attach(struct request_queue *q, struct elevator_queue *eq,
 	eq->elevator_data = data;
 }
 
-static char chosen_elevator[16];
+static char chosen_elevator[ELV_NAME_MAX];
 
 static int __init elevator_setup(char *str)
 {
-- 
1.7.1

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