diff --git a/lib/gssapi/krb5/inquire_sec_context_by_oid.c b/lib/gssapi/krb5/inquire_sec_context_by_oid.c
index d600bf15b..24d86e218 100644
--- a/lib/gssapi/krb5/inquire_sec_context_by_oid.c
+++ b/lib/gssapi/krb5/inquire_sec_context_by_oid.c
@@ -301,12 +301,16 @@ export_lucid_sec_context_v1(OM_uint32 *minor_status,
 				     context_handle->auth_context,
 				     &number);
     ret = krb5_store_uint32(sp, (uint32_t)0); /* store top half as zero */
+    if (ret) goto out;
     ret = krb5_store_uint32(sp, (uint32_t)number);
+    if (ret) goto out;
     krb5_auth_getremoteseqnumber (context,
 				  context_handle->auth_context,
 				  &number);
     ret = krb5_store_uint32(sp, (uint32_t)0); /* store top half as zero */
+    if (ret) goto out;
     ret = krb5_store_uint32(sp, (uint32_t)number);
+    if (ret) goto out;
     ret = krb5_store_int32(sp, (is_cfx) ? 1 : 0);
     if (ret) goto out;