X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=EdkNt32Pkg%2FDxe%2FWinNtThunk%2FBus%2FBlockIo%2FWinNtBlockIo.c;h=c160aaf8361df799e33cf4387ed893385dc5d223;hp=2f650927475fed439f82550b78609f2e4d6cef0e;hb=ac10bddd8ecdb4a4505271aca05c8b991f99282f;hpb=878ddf1fc3540a715f63594ed22b6929e881afb4

diff --git a/EdkNt32Pkg/Dxe/WinNtThunk/Bus/BlockIo/WinNtBlockIo.c b/EdkNt32Pkg/Dxe/WinNtThunk/Bus/BlockIo/WinNtBlockIo.c
index 2f65092747..c160aaf836 100644
--- a/EdkNt32Pkg/Dxe/WinNtThunk/Bus/BlockIo/WinNtBlockIo.c
+++ b/EdkNt32Pkg/Dxe/WinNtThunk/Bus/BlockIo/WinNtBlockIo.c
@@ -66,7 +66,7 @@ EFI_DRIVER_BINDING_PROTOCOL gWinNtBlockIoDriverBinding = {
   WinNtBlockIoDriverBindingSupported,
   WinNtBlockIoDriverBindingStart,
   WinNtBlockIoDriverBindingStop,
-  0x10,
+  0xa,
   NULL,
   NULL
 };
@@ -204,14 +204,15 @@ Returns:
   if (DiskType == EfiWinNtVirtualDisks) {
     WinNtIo->WinNtThunk->SPrintf (
                           Buffer,
+                          sizeof (Buffer),
                           L"Diskfile%d",
                           WinNtIo->InstanceNumber
                           );
   } else {
     if (*Str >= 'A' && *Str <= 'Z' || *Str >= 'a' && *Str <= 'z') {
-      WinNtIo->WinNtThunk->SPrintf (Buffer, L"\\\\.\\%c:", *Str);
+      WinNtIo->WinNtThunk->SPrintf (Buffer, sizeof (Buffer), L"\\\\.\\%c:", *Str);
     } else {
-      WinNtIo->WinNtThunk->SPrintf (Buffer, L"\\\\.\\PHYSICALDRIVE%c", *Str);
+      WinNtIo->WinNtThunk->SPrintf (Buffer, sizeof (Buffer), L"\\\\.\\PHYSICALDRIVE%c", *Str);
     }
 
     Str++;