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-rw-r--r--lib/efi_loader/efi_boottime.c39
1 files changed, 38 insertions, 1 deletions
diff --git a/lib/efi_loader/efi_boottime.c b/lib/efi_loader/efi_boottime.c
index 91db12e774..08eddbd376 100644
--- a/lib/efi_loader/efi_boottime.c
+++ b/lib/efi_loader/efi_boottime.c
@@ -783,7 +783,44 @@ static efi_status_t EFIAPI efi_install_multiple_protocol_interfaces(
void **handle, ...)
{
EFI_ENTRY("%p", handle);
- return EFI_EXIT(EFI_OUT_OF_RESOURCES);
+
+ va_list argptr;
+ efi_guid_t *protocol;
+ void *protocol_interface;
+ efi_status_t r = EFI_SUCCESS;
+ int i = 0;
+
+ if (!handle)
+ return EFI_EXIT(EFI_INVALID_PARAMETER);
+
+ va_start(argptr, handle);
+ for (;;) {
+ protocol = va_arg(argptr, efi_guid_t*);
+ if (!protocol)
+ break;
+ protocol_interface = va_arg(argptr, void*);
+ r = efi_install_protocol_interface(handle, protocol,
+ EFI_NATIVE_INTERFACE,
+ protocol_interface);
+ if (r != EFI_SUCCESS)
+ break;
+ i++;
+ }
+ va_end(argptr);
+ if (r == EFI_SUCCESS)
+ return EFI_EXIT(r);
+
+ /* If an error occured undo all changes. */
+ va_start(argptr, handle);
+ for (; i; --i) {
+ protocol = va_arg(argptr, efi_guid_t*);
+ protocol_interface = va_arg(argptr, void*);
+ efi_uninstall_protocol_interface(handle, protocol,
+ protocol_interface);
+ }
+ va_end(argptr);
+
+ return EFI_EXIT(r);
}
static efi_status_t EFIAPI efi_uninstall_multiple_protocol_interfaces(