Check Library usage and fix some typo.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7137 6f19259b-4bc3-4df7-8a09-765794883524

1 files changed, 11 insertions, 8 deletions

diff --git a/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbEnumer.c b/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbEnumer.c
index 0904e72a65..46be2df40e 100644
--- a/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbEnumer.c
+++ b/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbEnumer.c
@@ -32,9 +32,12 @@ UsbGetEndpointDesc (
   )

 {

   USB_ENDPOINT_DESC       *EpDesc;

-  UINTN                   Index;

-

-  for (Index = 0; Index < UsbIf->IfSetting->Desc.NumEndpoints; Index++) {

+  UINT8                   Index;

+  UINT8                   NumEndpoints;

+  

+  NumEndpoints = UsbIf->IfSetting->Desc.NumEndpoints;

+  

+  for (Index = 0; Index < NumEndpoints; Index++) {

     EpDesc = UsbIf->IfSetting->Endpoints[Index];

 

     if (EpDesc->Desc.EndpointAddress == EpAddr) {

@@ -71,10 +74,10 @@ UsbFreeInterface (
          );

 

   if (UsbIf->DevicePath != NULL) {

-    gBS->FreePool (UsbIf->DevicePath);

+    FreePool (UsbIf->DevicePath);

   }

 

-  gBS->FreePool (UsbIf);

+  FreePool (UsbIf);

 }

 

 

@@ -175,10 +178,10 @@ UsbCreateInterface (
 

 ON_ERROR:

   if (UsbIf->DevicePath != NULL) {

-    gBS->FreePool (UsbIf->DevicePath);

+    FreePool (UsbIf->DevicePath);

   }

 

-  gBS->FreePool (UsbIf);

+  FreePool (UsbIf);

   return NULL;

 }

 

@@ -240,7 +243,7 @@ UsbCreateDevice (
 

 /**

   Connect the USB interface with its driver. EFI USB bus will

-  create a USB interface for each seperate interface descriptor.

+  create a USB interface for each separate interface descriptor.

 

   @param  UsbIf             The interface to connect driver to.