diff --git a/security/keys/request_key_auth.c b/security/keys/request_key_auth.c
index 41e9735006d0..8f33cd170e42 100644
--- a/security/keys/request_key_auth.c
+++ b/security/keys/request_key_auth.c
@@ -178,7 +178,7 @@ struct key *request_key_auth_new(struct key *target, const char *op,
 	if (!rka->callout_info)
 		goto error_free_rka;
 	rka->callout_len = callout_len;
-	strlcpy(rka->op, op, sizeof(rka->op));
+	strscpy(rka->op, op, sizeof(rka->op));
 
 	/* see if the calling process is already servicing the key request of
 	 * another process */