libmicrohttpd

commit 1f9e183d103d6f2ac100763c0280db3dc26adbec
parent 20767d5dec4abe6078ed73365cb566fe985a8319
Author: Evgeny Grin (Karlson2k) <k2k@narod.ru>
Date:   Sun, 16 Jun 2019 23:17:20 +0300

process_request_body(): do not move data if nothing was processed

Diffstat:
M
src/microhttpd/connection.c
 | 
3
++-

1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/microhttpd/connection.c b/src/microhttpd/connection.c
@@ -2804,7 +2804,8 @@ process_request_body (struct MHD_Connection *connection)
         connection->remaining_upload_size -= processed_size;
     }
   while (MHD_YES == instant_retry);
-  if (available > 0)
+  if ( (available > 0) &&
+       (buffer_head != connection->read_buffer) )
     memmove (connection->read_buffer,
              buffer_head,
              available);