[PATCH] drbd: Remove an unused field in struct drbd_device

[Christophe JAILLET]

'next_barrier_nr' is not used in this driver. Remove it.

It was already part of the original commit b411b3637fa7 ("The DRBD driver")
Apparently, it has never been used.

Signed-off-by: Christophe JAILLET <christophe.jaillet at wanadoo.fr>
---
Compile tested-only.
---
 drivers/block/drbd/drbd_int.h | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/block/drbd/drbd_int.h b/drivers/block/drbd/drbd_int.h
index d2937bca1fe4..2a05d955e30b 100644
--- a/drivers/block/drbd/drbd_int.h
+++ b/drivers/block/drbd/drbd_int.h
@@ -860,7 +860,6 @@ struct drbd_device {
 	struct list_head read_ee;   /* [RS]P_DATA_REQUEST being read */
 	struct list_head net_ee;    /* zero-copy network send in progress */
 
-	int next_barrier_nr;
 	struct list_head resync_reads;
 	atomic_t pp_in_use;		/* allocated from page pool */
 	atomic_t pp_in_use_by_net;	/* sendpage()d, still referenced by tcp */
-- 
2.46.0