[PATCH] xen/efi: Do not undefined not defined macro

[Frediano Ziglio <frediano.ziglio@xxxxxxxxx>]

The "buffer" macro is not defined.
It was defined till commit 59e087bf6a9c8ad805294c32dfd7c77068d81eff
(cfr "xen/keyhandler: Drop keyhandler_scratch").

Signed-off-by: Frediano Ziglio <frediano.ziglio@xxxxxxxxx>
---
 xen/common/efi/boot.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/xen/common/efi/boot.c b/xen/common/efi/boot.c
index ded7cc129d..1a9b4e7dae 100644
--- a/xen/common/efi/boot.c
+++ b/xen/common/efi/boot.c
@@ -513,7 +513,6 @@ static EFI_FILE_HANDLE __init get_parent_handle(const 
EFI_LOADED_IMAGE *loaded_i
     else
         *leaf = buffer;
 #undef BUFFERSIZE
-#undef buffer
 
     return dir_handle;
 }
-- 
2.43.0