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removed potential segfault

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rlt3 2013-08-01 17:52:17 -04:00
parent a164c15c00
commit 7097349552
1 changed files with 4 additions and 1 deletions
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5
core/Lossless_UDP.c
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@ -393,7 +393,10 @@ uint32_t recvqueue(int connection_id)
return -1 if no packet in queue */
char id_packet(int connection_id)
{
if (recvqueue(connection_id) > 0 && connections[connection_id].status != 0 && connection_id < MAX_CONNECTIONS)
if (connection_id < 0 || connection_id >= MAX_CONNECTIONS)
return -1;
if (recvqueue(connection_id) != 0 && connections[connection_id].status != 0)
return connections[connection_id].recvbuffer[connections[connection_id].successful_read % MAX_QUEUE_NUM].data[0];
return -1;