From 4e073434bd41f570c3258faef201ad828c9d92f7 Mon Sep 17 00:00:00 2001
From: Aidan Garske <aidan@wolfssl.com>
Date: Tue, 8 Sep 2026 11:06:28 -0700
Subject: [PATCH] F-11907 - Fail PKCS7 examples when the output file cannot be
 opened

---
 examples/pkcs7/pkcs7.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/examples/pkcs7/pkcs7.c b/examples/pkcs7/pkcs7.c
index 3bdc248b..721c8bea 100644
--- a/examples/pkcs7/pkcs7.c
+++ b/examples/pkcs7/pkcs7.c
@@ -221,6 +221,10 @@ static int PKCS7_SignVerifyEx(WOLFTPM2_DEV* dev, int tpmDevId,
 
         XFCLOSE(pemFile);
     }
+    else {
+        printf("Failed to open %s for writing\n", outFile);
+        rc = -1; goto exit;
+    }
 #else
     (void)outFile;
 #endif
@@ -306,6 +310,10 @@ static int PKCS7_SignVerify(WOLFTPM2_DEV* dev, int tpmDevId,
             rc = -1; goto exit;
         }
     }
+    else {
+        printf("Failed to open %s for writing\n", outFile);
+        rc = -1; goto exit;
+    }
 #else
     (void)outFile;
 #endif