diff options
Diffstat (limited to 'plugins/mmrfc5424addhmac/mmrfc5424addhmac.c')
| -rw-r--r-- | plugins/mmrfc5424addhmac/mmrfc5424addhmac.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/plugins/mmrfc5424addhmac/mmrfc5424addhmac.c b/plugins/mmrfc5424addhmac/mmrfc5424addhmac.c index 6adad187..a7aea9b4 100644 --- a/plugins/mmrfc5424addhmac/mmrfc5424addhmac.c +++ b/plugins/mmrfc5424addhmac/mmrfc5424addhmac.c @@ -276,8 +276,11 @@ isHmacPresent(instanceData *pData, msg_t *pMsg) uchar sdid[33]; /* RFC-based size limit */ MsgGetStructuredData(pMsg, &sdbuf, &sdlen); - found = 0; + + if(sdbuf[0] == '-') /* RFC: struc data is empty! */ + goto done; + i = 0; while(i < sdlen && !found) { getSDID(sdbuf, sdlen, &i, sdid); @@ -288,6 +291,7 @@ isHmacPresent(instanceData *pData, msg_t *pMsg) skipSDID(sdbuf, sdlen, &i); } +done: return found; } |