net: 9p: kerneldoc fixes

Simple fixes which require no deep knowledge of the code.

Cc: Eric Van Hensbergen <ericvh@gmail.com>
Cc: Latchesar Ionkov <lucho@ionkov.net>
Cc: Dominique Martinet <asmadeus@codewreck.org>
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/9p/client.c b/net/9p/client.c
index fc1f363..09f1ec5 100644
--- a/net/9p/client.c
+++ b/net/9p/client.c
@@ -811,7 +811,7 @@ p9_client_rpc(struct p9_client *c, int8_t type, const char *fmt, ...)
  * @uodata: source for zero copy write
  * @inlen: read buffer size
  * @olen: write buffer size
- * @hdrlen: reader header size, This is the size of response protocol data
+ * @in_hdrlen: reader header size, This is the size of response protocol data
  * @fmt: protocol format string (see protocol.c)
  *
  * Returns request structure (which client must free using p9_tag_remove)
diff --git a/net/9p/trans_rdma.c b/net/9p/trans_rdma.c
index b21c3c2..2885ff9 100644
--- a/net/9p/trans_rdma.c
+++ b/net/9p/trans_rdma.c
@@ -94,14 +94,15 @@ struct p9_trans_rdma {
 	struct completion cm_done;
 };
 
+struct p9_rdma_req;
+
 /**
- * p9_rdma_context - Keeps track of in-process WR
+ * struct p9_rdma_context - Keeps track of in-process WR
  *
  * @busa: Bus address to unmap when the WR completes
  * @req: Keeps track of requests (send)
  * @rc: Keepts track of replies (receive)
  */
-struct p9_rdma_req;
 struct p9_rdma_context {
 	struct ib_cqe cqe;
 	dma_addr_t busa;
@@ -112,7 +113,7 @@ struct p9_rdma_context {
 };
 
 /**
- * p9_rdma_opts - Collection of mount options
+ * struct p9_rdma_opts - Collection of mount options
  * @port: port of connection
  * @sq_depth: The requested depth of the SQ. This really doesn't need
  * to be any deeper than the number of threads used in the client