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fNull pointer call from WiFiClient::localIP() to IPAddress (#7221)

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Fixes exception 28 in IPAddress(const ipv4_addr* fw_addr); with null ip_addr
pointer passed in by WiFiCient.cpp localIP(). I assumed that localIP()
was called shortly after _pcb became null.
This commit is contained in:
M Hightower 2020-04-17 14:19:46 -07:00 committed by GitHub
parent 9632e868d5
commit 503988132d
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1 changed files with 2 additions and 2 deletions
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4
libraries/ESP8266WiFi/src/WiFiClient.cpp
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@ -367,7 +367,7 @@ uint16_t WiFiClient::remotePort()
IPAddress WiFiClient::localIP() IPAddress WiFiClient::localIP()
{ {
if (!_client) if (!_client || !_client->getLocalAddress())
return IPAddress(0U); return IPAddress(0U);
return IPAddress(_client->getLocalAddress()); return IPAddress(_client->getLocalAddress());
@ -389,7 +389,7 @@ void WiFiClient::stopAll()
} }
void WiFiClient::stopAllExcept(WiFiClient* except) void WiFiClient::stopAllExcept(WiFiClient* except)
{ {
for (WiFiClient* it = _s_first; it; it = it->_next) { for (WiFiClient* it = _s_first; it; it = it->_next) {
if (it != except) { if (it != except) {