MdeModulePkg: Remove superfluous return statements

If the code eventually returns "Status" anyway, it does not make
sense to explicitly return "Status" in case of an error, too.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>

MdeModulePkg/Bus/Pci/NvmExpressDxe/NvmExpressHci.c

@@ -1046,9 +1046,6 @@ NvmeControllerInit (
   // One for blocking I/O, one for non-blocking I/O.
   //
   Status = NvmeCreateIoSubmissionQueue (Private);
-  if (EFI_ERROR(Status)) {
-   return Status;
-  }
 
   return Status;
 }