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Diffstat (limited to 'drivers/block/nbd.c')
-rw-r--r--drivers/block/nbd.c19
1 files changed, 12 insertions, 7 deletions
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 8bce1c7c18d5..58296e4427b0 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -271,17 +271,22 @@ static int nbd_send_cmd(struct nbd_device *nbd, struct nbd_cmd *cmd, int index)
u32 type;
u32 tag = blk_mq_unique_tag(req);
- if (req->cmd_type != REQ_TYPE_FS)
- return -EIO;
-
- if (req_op(req) == REQ_OP_DISCARD)
+ switch (req_op(req)) {
+ case REQ_OP_DISCARD:
type = NBD_CMD_TRIM;
- else if (req_op(req) == REQ_OP_FLUSH)
+ break;
+ case REQ_OP_FLUSH:
type = NBD_CMD_FLUSH;
- else if (rq_data_dir(req) == WRITE)
+ break;
+ case REQ_OP_WRITE:
type = NBD_CMD_WRITE;
- else
+ break;
+ case REQ_OP_READ:
type = NBD_CMD_READ;
+ break;
+ default:
+ return -EIO;
+ }
if (rq_data_dir(req) == WRITE &&
(nbd->flags & NBD_FLAG_READ_ONLY)) {