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Fix leak of memory and possible crashes in AsyncUDP

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This commit is contained in:
me-no-dev 2021-02-16 10:26:37 +02:00
parent f13ff65691
commit 8134a42162
2 changed files with 12 additions and 2 deletions
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13
libraries/AsyncUDP/src/AsyncUDP.cpp
View File

@ -277,6 +277,16 @@ void AsyncUDPMessage::flush()
_index = 0;
}
AsyncUDPPacket::AsyncUDPPacket(AsyncUDPPacket &packet){
_udp = packet._udp;
_pb = packet._pb;
_if = packet._if;
_data = packet._data;
_len = packet._len;
_index = 0;
pbuf_ref(_pb);
}
AsyncUDPPacket::AsyncUDPPacket(AsyncUDP *udp, pbuf *pb, const ip_addr_t *raddr, uint16_t rport, struct netif * ntif)
{
@ -683,9 +693,8 @@ void AsyncUDP::_recv(udp_pcb *upcb, pbuf *pb, const ip_addr_t *addr, uint16_t po
if(_handler) {
AsyncUDPPacket packet(this, this_pb, addr, port, netif);
_handler(packet);
} else {
pbuf_free(this_pb);
}
pbuf_free(this_pb);
}
}

1
libraries/AsyncUDP/src/AsyncUDP.h
View File

@ -58,6 +58,7 @@ protected:
size_t _len;
size_t _index;
public:
AsyncUDPPacket(AsyncUDPPacket &packet);
AsyncUDPPacket(AsyncUDP *udp, pbuf *pb, const ip_addr_t *addr, uint16_t port, struct netif * netif);
virtual ~AsyncUDPPacket();