Revert "updated error handling with NVIDIA drivers are not available"

This reverts commit 9abb59f.

pkg/docker/gpustrategies/NvidiaHandler.go

@@ -30,7 +30,6 @@ type GPUManager struct {
 	GPUSpecsMutex sync.Mutex // Mutex to make GPUSpecsList access atomic
 	Vendor        string
 	Ctx           context.Context
-	NVMLstatus	  bool
 }
 
 type GPUManagerInterface interface {
@@ -50,21 +49,15 @@ func (a *GPUManager) Init() error {
 
 	ret := nvml.Init()
 	if ret != nvml.SUCCESS {
-		a.NVMLstatus = false
 		return fmt.Errorf("Unable to initialize NVML")
 	}
-	a.NVMLstatus = true
 
 	return nil
 }
 
 // Discover implements the Discover function of the GPUManager interface
 func (a *GPUManager) Discover() error {
 
-	if !a.NVMLstatus {
-		return fmt.Errorf("NVML is not initialized")
-	}
-
 	log.G(a.Ctx).Info("Discovering GPUs...")
 
 	count, ret := nvml.DeviceGetCount()
@@ -112,10 +105,6 @@ func (a *GPUManager) Discover() error {
 
 func (a *GPUManager) Check() error {
 
-	if !a.NVMLstatus {
-		return fmt.Errorf("NVML is not initialized")
-	}
-
 	log.G(a.Ctx).Info("Checking the availability of GPUs...")
 
 	cli, err := client.NewEnvClient()
@@ -170,10 +159,6 @@ func (a *GPUManager) Check() error {
 
 func (a *GPUManager) Shutdown() error {
 
-	if !a.NVMLstatus {
-		return fmt.Errorf("NVML is not initialized")
-	}
-
 	log.G(a.Ctx).Info("Shutting down NVML...")
 
 	ret := nvml.Shutdown()