coverity#736093 Argument cannot be negative

Change-Id: I54f703c1ce5af70c24ef0ad9d6fa6c717d0ecd37

1 files changed, 5 insertions, 0 deletions

diff --git a/sd/source/ui/remotecontrol/DiscoveryService.cxx b/sd/source/ui/remotecontrol/DiscoveryService.cxx
index 26da31127c36..1919b60cd796 100644
--- a/sd/source/ui/remotecontrol/DiscoveryService.cxx
+++ b/sd/source/ui/remotecontrol/DiscoveryService.cxx
@@ -81,6 +81,11 @@ DiscoveryService::DiscoveryService()
 
     // Old implementation for backward compatibility matter
     mSocket = socket( AF_INET, SOCK_DGRAM, IPPROTO_UDP );
+    if (mSocket == -1)
+    {
+        SAL_WARN("sd", "DiscoveryService: socket failed: " << errno);
+        return; // would be better to throw, but unsure if caller handles that
+    }
 
     sockaddr_in aAddr;
     memset(&aAddr, 0, sizeof(aAddr));