Fix for a potential crash when a message has 0 data bytes set as its

payload length
2022-12-27 21:19:21 -05:00
parent 9ea3c4746c
commit 59ebfe6e9c
1 changed files with 1 additions and 1 deletions
@@ -419,7 +419,7 @@ void CANDataGrid::paintGridCells()
                if ((usedData[byteIdx] & (1 << bitIdx)) == (1 << bitIdx))
                {
                    usedSigNum = getUsedSignalNum(bit);
-                    if (prevSigName != signalNames[usedSigNum])
+                    if ((usedSigNum > -1) && (prevSigName != signalNames[usedSigNum]) )
                    {
                        prevSigName = signalNames[usedSigNum];