Unverified Commit 2e65a920 authored by Daniel Stenberg's avatar Daniel Stenberg
Browse files

tftp: make sure error is zero terminated before printfing it

parent 679fa59e

lib/tftp.c

+4 −1
Original line number Diff line number Diff line
@@ -1148,8 +1148,11 @@ static CURLcode tftp_receive_packet(struct connectdata *conn) 
    case TFTP_EVENT_ERROR:

    {

      unsigned short error = getrpacketblock(&state->rpacket);

      char *str = (char *)state->rpacket.data + 4;

      size_t strn = state->rbytes - 4;

      state->error = (tftp_error_t)error;

      infof(data, "%s\n", (const char *)state->rpacket.data + 4);

      if(Curl_strnlen(str, strn) < strn)

        infof(data, "TFTP error: %s\n", str);

      break;

    }

    case TFTP_EVENT_ACK: