check return. CID #1642925

diff --git a/src/protocols/der/decode.c b/src/protocols/der/decode.c
index 5eb5738bd58f410355671ba32bcd74522782c9a2..469ec96235e1364914017cf57798f85b8e682a65 100644 (file)
--- a/src/protocols/der/decode.c
+++ b/src/protocols/der/decode.c
@@ -581,7 +581,7 @@ static ssize_t fr_der_decode_oid_to_str(uint64_t subidentifier, void *uctx, bool
 
        fr_sbuff_set(&sb, &marker);
 
-       fr_sbuff_in_sprintf(&sb, ".%" PRIu64, subidentifier);
+       FR_SBUFF_IN_SPRINTF_RETURN(&sb, ".%" PRIu64, subidentifier);
        fr_sbuff_marker(&marker, &sb);
 
        decode_ctx->marker = marker;