Merge tag 'nfs-rdma-for-4.0-3' of git://git.linux-nfs.org/projects/anna/nfs-rdma

NFS: RDMA Client Sparse Fix #2

This patch fixes another sparse fix found by Dan Carpenter's tool.

Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>

* tag 'nfs-rdma-for-4.0-3' of git://git.linux-nfs.org/projects/anna/nfs-rdma:
  xprtrdma: Store RDMA credits in unsigned variables

net/sunrpc/xprtrdma/rpc_rdma.c

@@ -738,8 +738,9 @@ rpcrdma_reply_handler(struct rpcrdma_rep *rep)
 	struct rpc_xprt *xprt = rep->rr_xprt;
 	struct rpcrdma_xprt *r_xprt = rpcx_to_rdmax(xprt);
 	__be32 *iptr;
-	int credits, rdmalen, status;
+	int rdmalen, status;
 	unsigned long cwnd;
+	u32 credits;
 
 	/* Check status. If bad, signal disconnect and return rep to pool */
 	if (rep->rr_len == ~0U) {

net/sunrpc/xprtrdma/xprt_rdma.h

@@ -285,7 +285,7 @@ rpcr_to_rdmar(struct rpc_rqst *rqst)
  */
 struct rpcrdma_buffer {
 	spinlock_t	rb_lock;	/* protects indexes */
-	int		rb_max_requests;/* client max requests */
+	u32		rb_max_requests;/* client max requests */
 	struct list_head rb_mws;	/* optional memory windows/fmrs/frmrs */
 	struct list_head rb_all;
 	int		rb_send_index;