From 94a51d3ec1b7dd69fd595e1eab50fda72c33dbda Mon Sep 17 00:00:00 2001
From: Benjamin Reis <benjamin.reis@belledonne-communications.com>
Date: Mon, 27 Nov 2017 18:00:33 +0100
Subject: [PATCH] fix cast build crash

---
 src/conference/session/media-session.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/conference/session/media-session.cpp b/src/conference/session/media-session.cpp
index 36b04a315..684b8a6cd 100644
--- a/src/conference/session/media-session.cpp
+++ b/src/conference/session/media-session.cpp
@@ -926,7 +926,8 @@ int MediaSessionPrivate::selectFixedPort (int streamIndex, pair<int, int> portRa
 int MediaSessionPrivate::selectRandomPort (int streamIndex, pair<int, int> portRange) {
 	for (int nbTries = 0; nbTries < 100; nbTries++) {
 		bool alreadyUsed = false;
-		int triedPort = static_cast<int>((ortp_random() % (portRange.second - portRange.first) + portRange.first) & ~0x1);
+		unsigned int mask = 1;
+		int triedPort = static_cast<int>((ortp_random() % static_cast<unsigned int>((portRange.second - portRange.first) + portRange.first)) & ~mask);
 		if (triedPort < portRange.first) triedPort = portRange.first + 2;
 		for (const bctbx_list_t *elem = linphone_core_get_calls(core); elem != nullptr; elem = bctbx_list_next(elem)) {
 			LinphoneCall *lcall = reinterpret_cast<LinphoneCall *>(bctbx_list_get_data(elem));