espressif/esp-modbus
1
0
Fork 1
mirror of https://github.com/espressif/esp-modbus.git synced 2026-08-03 20:24:09 +02:00
Code Issues Packages Projects Releases Wiki Activity

fix crash if incorrect state on collisions v1

Browse Source
This commit is contained in:
Alex Lisitsyn
2025-04-26 04:05:29 +08:00
parent e8317c2822
commit 12d540118e
2 changed files with 7 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files
freemodbus/modbus/rtu/mbrtu.c
+6 -2
View File
@@ -245,7 +245,9 @@ xMBRTUReceiveFSM( void )
BOOL xStatus = FALSE;
UCHAR ucByte;
assert( eSndState == STATE_TX_IDLE );
if ( eSndState != STATE_TX_IDLE ) {
return FALSE;
}
/* Always read the character. */
xStatus = xMBPortSerialGetByte( ( CHAR * ) & ucByte );
@@ -307,7 +309,9 @@ xMBRTUTransmitFSM( void )
{
BOOL xNeedPoll = TRUE;
assert( eRcvState == STATE_RX_IDLE );
if ( eRcvState != STATE_RX_IDLE ) {
return FALSE;
}
switch ( eSndState )
{