efi: Correct assumption about if_type
efi_set_blk_dev_to_system_partition() assumes that 0 is an invalid
if_type. This is true now but is about to be false. Fix this bug to avoid
a test failure.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/lib/efi_loader/efi_var_file.c b/lib/efi_loader/efi_var_file.c
index 76a2ff9..994e663 100644
--- a/lib/efi_loader/efi_var_file.c
+++ b/lib/efi_loader/efi_var_file.c
@@ -38,7 +38,7 @@
char part_str[PART_STR_LEN];
int r;
- if (!efi_system_partition.if_type) {
+ if (efi_system_partition.if_type == UCLASS_INVALID) {
log_err("No EFI system partition\n");
return EFI_DEVICE_ERROR;
}