hf 15 demod - dont calc crc if we didnt get enough data

2020-10-17 17:47:58 +02:00
parent 4d1b0f182e
commit abaef4de6c
1 changed files with 3 additions and 1 deletions
--- a/client/src/cmdhf15.c
+++ b/client/src/cmdhf15.c
@@ -766,7 +766,9 @@ static int CmdHF15Demod(const char *Cmd) {
    for (i = 0; i < k; i++)
        PrintAndLogEx(SUCCESS, "# %2d: %02x ", i, outBuf[i]);

-    PrintAndLogEx(SUCCESS, "CRC %04x", Crc15(outBuf, k - 2));
+    if (k > 2) {
+        PrintAndLogEx(SUCCESS, "CRC %04x", Crc15(outBuf, k - 2));
+    }
    return PM3_SUCCESS;
 }