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fix WiFiClient.connected() #3654

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Merged
merged 2 commits into from
Jan 21, 2020
Merged

fix WiFiClient.connected() #3654

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9e769fa
fix WiFiClient.connected()
MarkusAD Jan 21, 2020
4627186
fix WiFiClient.connected()
MarkusAD Jan 21, 2020
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4 changes: 2 additions & 2 deletions libraries/WiFi/src/WiFiClient.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -495,8 +495,8 @@ uint8_t WiFiClient::connected()
int res = recv(fd(), &dummy, 0, MSG_DONTWAIT);
// avoid unused var warning by gcc
(void)res;
// recv only sets errno if res is -1
if (res < 0){
// recv only sets errno if res is <= 0
if (res <= 0){
switch (errno) {
case EWOULDBLOCK:
case ENOENT: //caused by vfs
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