cmdhf14b.c: fixing a crash in the crc computation when missing data (e.g. with 'hf 14b raw -c -p')

This commit is contained in:
izsh@fail0verflow.com 2013-10-20 11:46:51 +00:00
parent 3f7c993d78
commit 06b82e6a6d

View file

@ -334,6 +334,11 @@ int CmdHF14BCmdRaw (const char *cmd) {
PrintAndLog("Invalid char on input");
return 0;
}
if (datalen == 0)
{
PrintAndLog("Missing data input");
return 0;
}
if(crc)
{
uint8_t first, second;