diff options
author | Guy Harris <guy@alum.mit.edu> | 2017-06-13 14:11:02 -0700 |
---|---|---|
committer | Michael Mann <mmann78@netscape.net> | 2017-06-13 22:57:35 +0000 |
commit | 9c86ec08aa66b0dace191519c410503cde924319 (patch) | |
tree | f62a1d80c1cb30e7224922ece1031e0b7801e6cb /epan | |
parent | f3267f17a3fc3c8ab138940653f2e968c5d27378 (diff) | |
download | wireshark-9c86ec08aa66b0dace191519c410503cde924319.tar.gz |
Don't use frame_length at all if we don't have libgcrypt >= 1.6.0 and encryption keys.
Change-Id: Ia82fa67bbb9056204ed70b150f3d1e6db9ceed25
Reviewed-on: https://code.wireshark.org/review/22116
Petri-Dish: Guy Harris <guy@alum.mit.edu>
Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org>
Reviewed-by: Michael Mann <mmann78@netscape.net>
Diffstat (limited to 'epan')
-rw-r--r-- | epan/dissectors/packet-lorawan.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/epan/dissectors/packet-lorawan.c b/epan/dissectors/packet-lorawan.c index fbbc2dd09c..6129d23b9a 100644 --- a/epan/dissectors/packet-lorawan.c +++ b/epan/dissectors/packet-lorawan.c @@ -654,7 +654,6 @@ dissect_lorawan(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree _U_, void *d guint8 fport; guint32 dev_address; guint32 fcnt; - gint frame_length; gboolean uplink = TRUE; device_encryption_keys_t *encryption_keys = NULL; @@ -820,9 +819,9 @@ dissect_lorawan(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree _U_, void *d * MIC = cmac[0..3] * B0 = 0x49 | 0x00 | 0x00 | 0x00 | 0x00 | dir | devAddr | fcntup/fcntdown | len(msg) */ - frame_length = current_offset; #if GCRYPT_VERSION_NUMBER >= 0x010600 /* 1.6.0 */ if (encryption_keys) { + gint frame_length = current_offset; guint8 *msg = (guint8 *)wmem_alloc0(wmem_packet_scope(), frame_length + 16); msg[0] = 0x49; msg[5] = uplink ? 0 : 1; |