efi_loader: create handles from normal memory
authorHeinrich Schuchardt <xypron.glpk@gmx.de>
Sun, 27 May 2018 14:47:21 +0000 (16:47 +0200)
committerAlexander Graf <agraf@suse.de>
Sun, 3 Jun 2018 13:27:21 +0000 (15:27 +0200)
Handles are not used at runtime. They are freed by the firmware when the
last protocol interface is uninstalled. So there is no reason to use EFI
memory when creating handles.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>
lib/efi_loader/efi_boottime.c

index b7ab2e8208e6783bd511a94c80c073bb21732f34..50d311548e2d4cc09d56102bd95884a29206b6d6 100644 (file)
@@ -431,16 +431,15 @@ void efi_add_handle(struct efi_object *obj)
 efi_status_t efi_create_handle(efi_handle_t *handle)
 {
        struct efi_object *obj;
-       efi_status_t r;
 
-       r = efi_allocate_pool(EFI_ALLOCATE_ANY_PAGES,
-                             sizeof(struct efi_object),
-                             (void **)&obj);
-       if (r != EFI_SUCCESS)
-               return r;
+       obj = calloc(1, sizeof(struct efi_object));
+       if (!obj)
+               return EFI_OUT_OF_RESOURCES;
+
        efi_add_handle(obj);
        *handle = obj->handle;
-       return r;
+
+       return EFI_SUCCESS;
 }
 
 /**