Fix hang on client disconnect during upload (#2914)

romansavrulin · me-no-dev · commit e1548e9b7e0b · 2019-07-09T19:34:24.000+03:00
diff --git a/libraries/WebServer/src/Parsing.cpp b/libraries/WebServer/src/Parsing.cpp
@@ -303,6 +303,7 @@ void WebServer::_uploadWriteByte(uint8_t b){
 }
 
 int WebServer::_uploadReadByte(WiFiClient& client){
+  if (!client.connected()) return -1;
   int res = client.read();
   if(res < 0) {
     // keep trying until you either read a valid byte or timeout

Original file line number	Diff line number	Diff line change
`@@ -303,6 +303,7 @@ void WebServer::_uploadWriteByte(uint8_t b){`
`303`	`303`	`}`
`304`	`304`
`305`	`305`	`int WebServer::_uploadReadByte(WiFiClient& client){`
	`306`	`+ if (!client.connected()) return -1;`
`306`	`307`	`int res = client.read();`
`307`	`308`	`if(res < 0) {`
`308`	`309`	`// keep trying until you either read a valid byte or timeout`