Fix some context sharing/plumbing

With cobra switch (and maybe before), some context weren't *plumbed* the
right way, fixing that.

Signed-off-by: Vincent Demeester <vincent@sbr.pm>
Upstream-commit: 075b75fa14e878afa87ad4fd989f03a8541b13eb
Component: engine

components/engine/api/client/volume/inspect.go

@@ -35,8 +35,10 @@ func newInspectCommand(dockerCli *client.DockerCli) *cobra.Command {
 func runInspect(dockerCli *client.DockerCli, opts inspectOptions) error {
 	client := dockerCli.Client()
 
+	ctx := context.Background()
+
 	getVolFunc := func(name string) (interface{}, []byte, error) {
-		i, err := client.VolumeInspect(context.Background(), name)
+		i, err := client.VolumeInspect(ctx, name)
 		return i, nil, err
 	}