@@ -310,7 +310,7 @@ func TestLoadOrCreateTrustKeyCreateKey(t *testing.T) {

 	}

 	// With the need to create the folder hierarchy as tmpKeyFie is in a path

-	// where some folder do not exists.

+	// where some folders do not exist.

 	tmpKeyFile = filepath.Join(tmpKeyFolderPath, "folder/hierarchy/keyfile")

 	if key, err := LoadOrCreateTrustKey(tmpKeyFile); err != nil || key == nil {

@@ -17,7 +17,7 @@ import (

 const APIVersionKey = "api-version"

 // APIFunc is an adapter to allow the use of ordinary functions as Docker API endpoints.

-// Any function that has the appropriate signature can be register as a API endpoint (e.g. getVersion).

+// Any function that has the appropriate signature can be registered as a API endpoint (e.g. getVersion).

 type APIFunc func(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error

 // HijackConnection interrupts the http response writer to get the

@@ -75,7 +75,7 @@ func ParseForm(r *http.Request) error {

 	return nil

 }

-// ParseMultipartForm ensure the request form is parsed, even with invalid content types.

+// ParseMultipartForm ensures the request form is parsed, even with invalid content types.

 func ParseMultipartForm(r *http.Request) error {

 	if err := r.ParseMultipartForm(4096); err != nil && !strings.HasPrefix(err.Error(), "mime:") {

 		return err

@@ -3,5 +3,5 @@ package middleware

 import "github.com/docker/docker/api/server/httputils"

 // Middleware is an adapter to allow the use of ordinary functions as Docker API filters.

-// Any function that has the appropriate signature can be register as a middleware.

+// Any function that has the appropriate signature can be registered as a middleware.

 type Middleware func(handler httputils.APIFunc) httputils.APIFunc

@@ -84,8 +84,8 @@ func filterNetworkByID(nws []libnetwork.Network, id string) (retNws []libnetwork

 	return retNws, nil

 }

-// filterAllNetworks filter network list according to user specified filter

-// and return user chosen networks

+// filterAllNetworks filters network list according to user specified filter

+// and returns user chosen networks

 func filterNetworks(nws []libnetwork.Network, filter filters.Args) ([]libnetwork.Network, error) {

 	// if filter is empty, return original network list

 	if filter.Len() == 0 {

@@ -7,7 +7,7 @@ import (

 	"github.com/gorilla/mux"

 )

-// routerSwapper is an http.Handler that allow you to swap

+// routerSwapper is an http.Handler that allows you to swap

 // mux routers.

 type routerSwapper struct {

 	mu     sync.Mutex