diff --git a/security/keys/request_key.c b/security/keys/request_key.c
index 301f0e3..af8816f 100644
--- a/security/keys/request_key.c
+++ b/security/keys/request_key.c
@@ -287,16 +287,19 @@ static int construct_get_dest_keyring(struct key **_dest_keyring)
 				}
 			}
 
+			/* fall through */
 		case KEY_REQKEY_DEFL_THREAD_KEYRING:
 			dest_keyring = key_get(cred->thread_keyring);
 			if (dest_keyring)
 				break;
 
+			/* fall through */
 		case KEY_REQKEY_DEFL_PROCESS_KEYRING:
 			dest_keyring = key_get(cred->process_keyring);
 			if (dest_keyring)
 				break;
 
+			/* fall through */
 		case KEY_REQKEY_DEFL_SESSION_KEYRING:
 			rcu_read_lock();
 			dest_keyring = key_get(
@@ -306,6 +309,7 @@ static int construct_get_dest_keyring(struct key **_dest_keyring)
 			if (dest_keyring)
 				break;
 
+			/* fall through */
 		case KEY_REQKEY_DEFL_USER_SESSION_KEYRING:
 			dest_keyring =
 				key_get(cred->user->session_keyring);