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WiFiUDP:parsePacket() Crashfix #7847

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Merged
merged 2 commits into from
Feb 20, 2023
Merged

WiFiUDP:parsePacket() Crashfix #7847

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6a15908
Update WiFiUdp.cpp
mrengineer7777 Feb 14, 2023
1e4bb32
Update WiFiUdp.cpp
mrengineer7777 Feb 14, 2023
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8 changes: 4 additions & 4 deletions libraries/WiFi/src/WiFiUdp.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -207,12 +207,12 @@ int WiFiUDP::parsePacket(){
return 0;
struct sockaddr_in si_other;
int slen = sizeof(si_other) , len;
char * buf = new char[1460];
if(!buf){
char *buf = (char *)malloc(1460);
if(!buf) {
return 0;
}
if ((len = recvfrom(udp_server, buf, 1460, MSG_DONTWAIT, (struct sockaddr *) &si_other, (socklen_t *)&slen)) == -1){
delete[] buf;
free(buf);
if(errno == EWOULDBLOCK){
return 0;
}
Expand All @@ -225,7 +225,7 @@ int WiFiUDP::parsePacket(){
rx_buffer = new cbuf(len);
rx_buffer->write(buf, len);
}
delete[] buf;
free(buf);
return len;
}

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