From a19fefb0706f939d2df7a76704ee549fecb1c4fd Mon Sep 17 00:00:00 2001
From: Eric Gallager <egall@gwmail.gwu.edu>
Date: Mon, 12 Feb 2018 01:42:47 -0500
Subject: build: add picky compiler warning flags for gcc 6 and 7

---
 lib/mime.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'lib/mime.c')

diff --git a/lib/mime.c b/lib/mime.c
index 89819a935..ce56d7873 100644
--- a/lib/mime.c
+++ b/lib/mime.c
@@ -1193,7 +1193,10 @@ CURLcode Curl_mime_duppart(curl_mimepart *dst, const curl_mimepart *src)
   }
 
   /* Duplicate other fields. */
-  dst->encoder = src->encoder;
+  if(dst != NULL)
+    dst->encoder = src->encoder;
+  else
+    res = CURLE_WRITE_ERROR;
   if(!res)
     res = curl_mime_type(dst, src->mimetype);
   if(!res)
-- 
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