Always update socketRecAvailable when called

arduino-libraries · Apr 27, 2024 · b8828d5 · b8828d5
1 parent 78aeaf5
commit b8828d5
Showing 1 changed file with 5 additions and 10 deletions.
diff --git a/src/socket.cpp b/src/socket.cpp
@@ -349,16 +349,11 @@ int EthernetClass::socketRecv(uint8_t s, uint8_t *buf, int16_t len)
 
 uint16_t EthernetClass::socketRecvAvailable(uint8_t s)
 {
- uint16_t ret = state[s].RX_RSR;
- if (ret == 0) {
- SPI.beginTransaction(SPI_ETHERNET_SETTINGS);
- uint16_t rsr = getSnRX_RSR(s);
- SPI.endTransaction();
- ret = rsr - state[s].RX_inc;
- state[s].RX_RSR = ret;
- //Serial.printf("sockRecvAvailable s=%d, RX_RSR=%d\n", s, ret);
- }
- return ret;
+ SPI.beginTransaction(SPI_ETHERNET_SETTINGS);
+ uint16_t rsr = getSnRX_RSR(s);
+ SPI.endTransaction();
+ state[s].RX_RSR = rsr - state[s].RX_inc;
+ return state[s].RX_RSR;
 }
 
 // get the first byte in the receive queue (no checking)