2 files changed, 4 insertions, 27 deletions

diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 35b3fee5a453..b40cfb076f02 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -263,21 +263,6 @@ static inline int nvme_setup_discard(struct nvme_ns *ns, struct request *req,
 	return BLK_MQ_RQ_QUEUE_OK;
 }
 
-static inline void nvme_setup_write_zeroes(struct nvme_ns *ns,
-		struct request *req, struct nvme_command *cmnd)
-{
-	struct nvme_write_zeroes_cmd *write_zeroes = &cmnd->write_zeroes;
-
-	memset(cmnd, 0, sizeof(*cmnd));
-	write_zeroes->opcode = nvme_cmd_write_zeroes;
-	write_zeroes->nsid = cpu_to_le32(ns->ns_id);
-	write_zeroes->slba =
-		cpu_to_le64(nvme_block_nr(ns, blk_rq_pos(req)));
-	write_zeroes->length =
-		cpu_to_le16((blk_rq_bytes(req) >> ns->lba_shift) - 1);
-	write_zeroes->control = 0;
-}
-
 static inline void nvme_setup_rw(struct nvme_ns *ns, struct request *req,
 		struct nvme_command *cmnd)
 {
@@ -330,8 +315,6 @@ int nvme_setup_cmd(struct nvme_ns *ns, struct request *req,
 		nvme_setup_flush(ns, cmd);
 	else if (req_op(req) == REQ_OP_DISCARD)
 		ret = nvme_setup_discard(ns, req, cmd);
-	else if (req_op(req) == REQ_OP_WRITE_ZEROES)
-		nvme_setup_write_zeroes(ns, req, cmd);
 	else
 		nvme_setup_rw(ns, req, cmd);
 
@@ -952,10 +935,6 @@ static void __nvme_revalidate_disk(struct gendisk *disk, struct nvme_id_ns *id)
 
 	if (ns->ctrl->oncs & NVME_CTRL_ONCS_DSM)
 		nvme_config_discard(ns);
-	if (ns->ctrl->oncs & NVME_CTRL_ONCS_WRITE_ZEROES)
-		blk_queue_max_write_zeroes_sectors(ns->queue,
-				((u32)(USHRT_MAX + 1) * bs) >> 9);
-
 	blk_mq_unfreeze_queue(disk->queue);
 }
 
diff --git a/drivers/nvme/target/configfs.c b/drivers/nvme/target/configfs.c
index d0f60c36d576..6f5074153dcd 100644
--- a/drivers/nvme/target/configfs.c
+++ b/drivers/nvme/target/configfs.c
@@ -480,7 +480,7 @@ out_free_link:
 	return ret;
 }
 
-static int nvmet_port_subsys_drop_link(struct config_item *parent,
+static void nvmet_port_subsys_drop_link(struct config_item *parent,
 		struct config_item *target)
 {
 	struct nvmet_port *port = to_nvmet_port(parent->ci_parent);
@@ -493,7 +493,7 @@ static int nvmet_port_subsys_drop_link(struct config_item *parent,
 			goto found;
 	}
 	up_write(&nvmet_config_sem);
-	return -EINVAL;
+	return;
 
 found:
 	list_del(&p->entry);
@@ -502,7 +502,6 @@ found:
 		nvmet_disable_port(port);
 	up_write(&nvmet_config_sem);
 	kfree(p);
-	return 0;
 }
 
 static struct configfs_item_operations nvmet_port_subsys_item_ops = {
@@ -556,7 +555,7 @@ out_free_link:
 	return ret;
 }
 
-static int nvmet_allowed_hosts_drop_link(struct config_item *parent,
+static void nvmet_allowed_hosts_drop_link(struct config_item *parent,
 		struct config_item *target)
 {
 	struct nvmet_subsys *subsys = to_subsys(parent->ci_parent);
@@ -569,14 +568,13 @@ static int nvmet_allowed_hosts_drop_link(struct config_item *parent,
 			goto found;
 	}
 	up_write(&nvmet_config_sem);
-	return -EINVAL;
+	return;
 
 found:
 	list_del(&p->entry);
 	nvmet_genctr++;
 	up_write(&nvmet_config_sem);
 	kfree(p);
-	return 0;
 }
 
 static struct configfs_item_operations nvmet_allowed_hosts_item_ops = {