From f3020dbf8234030a68999dca8463b0276f24e32b Mon Sep 17 00:00:00 2001
From: "Joshua M. Doe" <oss@nvl.army.mil>
Date: Fri, 19 Nov 2021 11:39:07 -0500
Subject: [PATCH] matroxsrc: show MIL error when failing to allocate digitizer

---
 sys/matrox/gstmatroxsrc.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/sys/matrox/gstmatroxsrc.c b/sys/matrox/gstmatroxsrc.c
index 6cfa26c..c3004a8 100644
--- a/sys/matrox/gstmatroxsrc.c
+++ b/sys/matrox/gstmatroxsrc.c
@@ -510,8 +510,10 @@ gst_matroxsrc_start (GstBaseSrc * bsrc)
         &src->MilDigitizer);
   }
   if (ret == M_NULL) {
+    MIL_TEXT_CHAR err_msg[M_ERROR_MESSAGE_SIZE];
+    MappGetError (M_DEFAULT, M_CURRENT | M_MESSAGE, err_msg);
     GST_ELEMENT_ERROR (src, RESOURCE, FAILED,
-        ("Failed to allocate a MIL digitizer"), (NULL));
+        ("Failed to allocate a MIL digitizer: %s", err_msg), (NULL));
     goto error;
   }