Hi Richard,
2017-06-13 22:29 GMT+02:00 Richard Sharpe <[email protected]>:
> Hi folks,
>
> After I did a git pull, I started getting this error:
>
> CC packet-lorawan.lo
> packet-lorawan.c: In function 'dissect_lorawan':
> packet-lorawan.c:657:7: error: variable 'frame_length' set but not
> used [-Werror=unused-but-set-variable]
> gint frame_length;
>
> Seems to be related to this:
>
> frame_length = current_offset;
> +#if GCRYPT_VERSION_NUMBER >= 0x010600 /* 1.6.0 */
> if (encryption_keys) {
> guint8 *msg = (guint8
> *)wmem_alloc0(wmem_packet_scope(), frame_length + 16);
> msg[0] = 0x49;
> @@ -824,7 +833,9 @@ dissect_lorawan(tvbuff_t *tvb, packet_info *pinfo,
> proto_tree *tree _U_, void *d
> if (calculate_mic(msg, frame_length + 16,
> encryption_keys->nwkskey->data) != tvb_get_guint32(tvb,
> current_offset, ENC_LITTLE_ENDIAN)) {
> proto_tree_add_expert_format(lorawan_tree,
> pinfo, &ei_lorawan_invalid_crc, tvb, current_offset, 4, "Invalid
> CRC");
> }
> - } else {
> + } else
> +#endif
> + {
>
> It's a bit rude to cause build errors just because I don't have gcrypt
> 1.6.0 or above.
>
This is currently under process: https://code.wireshark.org/review/#/c/22098
Pascal.
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