From 16290eb11bffb3571aaac76cb740b99c03f08033 Mon Sep 17 00:00:00 2001
From: Kornel <kornel@cloudflare.com>
Date: Mon, 19 Jan 2026 22:41:46 +0000
Subject: [PATCH] Use fips-build-compatible ERR_add_error_data

---
 boring/src/error.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/boring/src/error.rs b/boring/src/error.rs
index 5c1ad40b..04815863 100644
--- a/boring/src/error.rs
+++ b/boring/src/error.rs
@@ -183,7 +183,7 @@ impl Error {
                 self.line,
             );
             if let Some(cstr) = self.data_cstr() {
-                ffi::ERR_set_error_data(cstr.as_ptr().cast_mut(), ffi::ERR_FLAG_STRING);
+                ffi::ERR_add_error_data(1, cstr.as_ptr().cast_mut());
             }
         }
     }