fix typos

Signed-off-by: bin liu <liubin0329@gmail.com>

libnetwork/drivers/macvlan/macvlan_state.go

@@ -31,7 +31,7 @@ func (d *driver) deleteNetwork(nid string) {
 	d.Unlock()
 }
 
-// getNetworks Safely returns a slice of existng networks
+// getNetworks Safely returns a slice of existing networks
 func (d *driver) getNetworks() []*network {
 	d.Lock()
 	defer d.Unlock()

libnetwork/hostdiscovery/hostdiscovery_api.go

@@ -15,7 +15,7 @@ type LeaveCallback func(entries []net.IP)
 type HostDiscovery interface {
 	//Watch Node join and leave cluster events
 	Watch(activeCallback ActiveCallback, joinCallback JoinCallback, leaveCallback LeaveCallback) error
-	// StopDiscovery stops the discovery perocess
+	// StopDiscovery stops the discovery process
 	StopDiscovery() error
 	// Fetch returns a list of host IPs that are currently discovered
 	Fetch() []net.IP

libnetwork/ipams/remote/api/api.go

@@ -26,7 +26,7 @@ type GetCapabilityResponse struct {
 	RequiresRequestReplay bool
 }
 
-// ToCapability converts the capability response into the internal ipam driver capaility structure
+// ToCapability converts the capability response into the internal ipam driver capability structure
 func (capRes GetCapabilityResponse) ToCapability() *ipamapi.Capability {
 	return &ipamapi.Capability{
 		RequiresMACAddress:    capRes.RequiresMACAddress,

libnetwork/netutils/utils_linux.go

@@ -63,7 +63,7 @@ func GenerateIfaceName(nlh *netlink.Handle, prefix string, len int) (string, err
 
 // ElectInterfaceAddresses looks for an interface on the OS with the
 // specified name and returns its IPv4 and IPv6 addresses in CIDR
-// form. If the interface does not exist, it chooses from a predifined
+// form. If the interface does not exist, it chooses from a predefined
 // list the first IPv4 address which does not conflict with other
 // interfaces on the system.
 func ElectInterfaceAddresses(name string) (*net.IPNet, []*net.IPNet, error) {
@@ -94,7 +94,7 @@ func ElectInterfaceAddresses(name string) (*net.IPNet, []*net.IPNet, error) {
 	}
 
 	if link == nil || v4Net == nil {
-		// Choose from predifined broad networks
+		// Choose from predefined broad networks
 		v4Net, err = FindAvailableNetwork(ipamutils.PredefinedBroadNetworks)
 		if err != nil {
 			return nil, nil, err

libnetwork/osl/interface_linux.go

@@ -131,7 +131,7 @@ func (i *nwIface) Remove() error {
 	nlh := n.nlHandle
 	n.Unlock()
 
-	// Find the network inteerface identified by the DstName attribute.
+	// Find the network interface identified by the DstName attribute.
 	iface, err := nlh.LinkByName(i.DstName())
 	if err != nil {
 		return err

libnetwork/sandbox_dns_unix.go

@@ -282,7 +282,7 @@ func (sb *sandbox) updateDNS(ipv6Enabled bool) error {
 }
 
 // Embedded DNS server has to be enabled for this sandbox. Rebuild the container's
-// resolv.conf by doing the follwing
+// resolv.conf by doing the following
 // - Save the external name servers in resolv.conf in the sandbox
 // - Add only the embedded server's IP to container's resolv.conf
 // - If the embedded server needs any resolv.conf options add it to the current list