do_add_image(): Set boot_idx directly

diff --git a/src/modify.c b/src/modify.c
index 5ff3bb3e1fde7dec7d421dd96e3e98da68131f80..b0da749b7efa1c4fb2a658b4a628fcc4054d3462 100644 (file)
--- a/src/modify.c
+++ b/src/modify.c
@@ -1007,7 +1007,7 @@ int do_add_image(WIMStruct *w, const char *dir, const char *name,
                goto out_destroy_imd;
 
        if (flags & WIMLIB_ADD_IMAGE_FLAG_BOOT)
-               wimlib_set_boot_idx(w, w->hdr.image_count);
+               w->hdr.boot_idx = w->hdr.image_count;
 
        return 0;
 out_destroy_imd: