Probe all drivers if volume driver not specified

This fixes an issue where `docker run -v foo:/bar --volume-driver
<remote driver>` -> daemon restart -> `docker run -v foo:/bar` would
make a `local` volume after the restart instead of using the existing
volume from the remote driver.

Signed-off-by: Brian Goff <cpuguy83@gmail.com>
Upstream-commit: 00ec6102d993a752bd8dfb4ee393a4e58e59a4fe
Component: engine

components/engine/daemon/volumes.go

@@ -117,7 +117,7 @@ func (daemon *Daemon) registerMountPoints(container *container.Container, hostCo
 			return derr.ErrorCodeMountDup.WithArgs(bind.Destination)
 		}
 
-		if len(bind.Name) > 0 && len(bind.Driver) > 0 {
+		if len(bind.Name) > 0 {
 			// create the volume
 			v, err := daemon.volumes.CreateWithRef(bind.Name, bind.Driver, container.ID, nil)
 			if err != nil {