Update RF24.cpp (mysensors#1569)

tekka007 · web-flow · commit 3020658f9afc · 2025-05-05T11:07:26.000+01:00
Fix mysensors#1568
diff --git a/hal/transport/RF24/driver/RF24.cpp b/hal/transport/RF24/driver/RF24.cpp
@@ -348,7 +348,7 @@ LOCAL uint8_t RF24_getDynamicPayloadSize(void)
 {
 	uint8_t result = RF24_spiMultiByteTransfer(RF24_CMD_READ_RX_PL_WID, NULL, 1, true);
 	// check if payload size invalid
-	if(result > 32) {
+	if(result > 32 || !result) {
 		RF24_DEBUG(PSTR("!RF24:GDP:PYL INV\n")); // payload len invalid
 		RF24_flushRX();
 		result = 0;

Original file line number	Diff line number	Diff line change
`@@ -348,7 +348,7 @@ LOCAL uint8_t RF24_getDynamicPayloadSize(void)`
`348`	`348`	`{`
`349`	`349`	`uint8_t result = RF24_spiMultiByteTransfer(RF24_CMD_READ_RX_PL_WID, NULL, 1, true);`
`350`	`350`	`// check if payload size invalid`
`351`		`- if(result > 32) {`
	`351`	`+ if(result > 32 \|\| !result) {`
`352`	`352`	`RF24_DEBUG(PSTR("!RF24:GDP:PYL INV\n")); // payload len invalid`
`353`	`353`	`RF24_flushRX();`
`354`	`354`	`result = 0;`