From ecbee32422288d051be028e5a72559cf835aa4fd Mon Sep 17 00:00:00 2001
From: Erik Boasson <eb@ilities.com>
Date: Wed, 26 Jun 2019 11:15:30 +0200
Subject: [PATCH] Ignore EPERM on sendmsg

Some Linux versions sometimes return this (undocumented) error,
presumably because of firewalling.  Better to ignore it.

Signed-off-by: Erik Boasson <eb@ilities.com>
---
 src/ddsrt/src/sockets/posix/socket.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/ddsrt/src/sockets/posix/socket.c b/src/ddsrt/src/sockets/posix/socket.c
index e3fa47e..e64b0c4 100644
--- a/src/ddsrt/src/sockets/posix/socket.c
+++ b/src/ddsrt/src/sockets/posix/socket.c
@@ -466,6 +466,7 @@ send_error_to_retcode(int errnum)
 {
   switch (errnum) {
     case EACCES:
+    case EPERM:
       return DDS_RETCODE_NOT_ALLOWED;
     case EAGAIN:
 #if EAGAIN != EWOULDBLOCK