dissect-image: document one more dissected_image_decrypt() error code

diff --git a/src/shared/dissect-image.c b/src/shared/dissect-image.c
index a46891bffa4366f27668708b61754ad257e7f99e..ad10f6bfdddff0c8c8cfd64db1cfc971bcf6da7c 100644 (file)
--- a/src/shared/dissect-image.c
+++ b/src/shared/dissect-image.c
@@ -2951,6 +2951,7 @@ int dissected_image_decrypt(
          *      > 0           → Decrypted successfully
          *      -ENOKEY       → There's something to decrypt but no key was supplied
          *      -EKEYREJECTED → Passed key was not correct
+         *      -EBUSY        → Generic Verity error (kernel is not very explanatory)
          */
 
         if (verity && verity->root_hash && verity->root_hash_size < sizeof(sd_id128_t))