md/raid1: remove unused bio in sync_request_write

The "bio" is not used in sync_request_write after commit a68e58703575
("md/raid1: split out two sub-functions from sync_request_write").

Signed-off-by: Guoqing Jiang <gqjiang@suse.com>
Signed-off-by: Shaohua Li <shli@fb.com>

diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 7866563..659e1ab 100644 (file)
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -2171,9 +2171,7 @@ static void sync_request_write(struct mddev *mddev, struct r1bio *r1_bio)
        struct r1conf *conf = mddev->private;
        int i;
        int disks = conf->raid_disks * 2;
-       struct bio *bio, *wbio;
-
-       bio = r1_bio->bios[r1_bio->read_disk];
+       struct bio *wbio;
 
        if (!test_bit(R1BIO_Uptodate, &r1_bio->state))
                /* ouch - failed to read all of that. */