restructure deviceRequest assignment

agent/api/task/task.go

@@ -1560,27 +1560,20 @@ func (task *Task) getDockerResources(container *apicontainer.Container, cfg *con
 			task.Arn, container.Name, apicontainer.DockerContainerMinimumMemoryInBytes)
 		dockerMem = apicontainer.DockerContainerMinimumMemoryInBytes
 	}
-	resources := dockercontainer.Resources{}
 	// Set CPUShares
 	cpuShare := task.dockerCPUShares(container.CPU)
+	resources := dockercontainer.Resources{
+		Memory:    dockerMem,
+		CPUShares: cpuShare,
+	}
 	if cfg.External.Enabled() && cfg.GPUSupportEnabled {
 		deviceRequest := dockercontainer.DeviceRequest{
 			Capabilities: [][]string{[]string{"gpu"}},
 			DeviceIDs:    container.GPUIDs,
 		}
-		resources = dockercontainer.Resources{
-			Memory:         dockerMem,
-			CPUShares:      cpuShare,
-			DeviceRequests: []dockercontainer.DeviceRequest{deviceRequest},
-		}
-		return resources
-	} else {
-		resources = dockercontainer.Resources{
-			Memory:    dockerMem,
-			CPUShares: cpuShare,
-		}
-		return resources
+		resources.DeviceRequests = []dockercontainer.DeviceRequest{deviceRequest}
 	}
+	return resources
 }
 
 // shouldOverrideNetworkMode returns true if the network mode of the container needs