NBD library: whitespace changes

Signed-off-by: NNick Thomas <nick@bytemark.co.uk>
Signed-off-by: NKevin Wolf <kwolf@redhat.com>

nbd.c

@@ -539,7 +539,9 @@ int nbd_send_request(int csock, struct nbd_request *request)
     cpu_to_be64w((uint64_t*)(buf + 16), request->from);
     cpu_to_be32w((uint32_t*)(buf + 24), request->len);
 
-	TRACE("Sending request to client");
+    TRACE("Sending request to client: "
+          "{ .from = %" PRIu64", .len = %u, .handle = %" PRIu64", .type=%i}",
+          request->from, request->len, request->handle, request->type);
 
     if (write_sync(csock, buf, sizeof(buf)) != sizeof(buf)) {
         LOG("writing to socket failed");
@@ -549,7 +551,6 @@ int nbd_send_request(int csock, struct nbd_request *request)
     return 0;
 }
 
-
 static int nbd_receive_request(int csock, struct nbd_request *request)
 {
     uint8_t buf[4 + 4 + 8 + 8 + 4];