diff options
| -rw-r--r-- | driver_aivdm.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/driver_aivdm.c b/driver_aivdm.c index fb6f6417..51ae0ee0 100644 --- a/driver_aivdm.c +++ b/driver_aivdm.c @@ -129,9 +129,8 @@ bool aivdm_decode(const char *buf, size_t buflen, * which makes sense as they don't come in over radio. This * is going to break if there's ever an AIVDO type 24, though. */ - if (strncmp(field[0], "!AIVDO", 6) != 0) - gpsd_report(LOG_ERROR, "invalid empty AIS channel. Assuming 'A'\n", - field[4][0], (field[4][0] != '\0' ? field[4][0]:' ')); + if (strncmp((const char *)field[0], "!AIVDO", 6) != 0) + gpsd_report(LOG_ERROR, "invalid empty AIS channel. Assuming 'A'\n"); ais_context = &ais_contexts[0]; break; case '1': @@ -812,7 +811,7 @@ bool aivdm_decode(const char *buf, size_t buflen, } ais->type26.addressed = (bool)UBITS(38, 1); ais->type26.structured = (bool)UBITS(39, 1); - if (ais_context->bitlen < 40 + 16*ais->type26.structured + 30*ais->type26.addressed + 20) { + if ((signed)ais_context->bitlen < 40 + 16*ais->type26.structured + 30*ais->type26.addressed + 20) { gpsd_report(LOG_WARN, "AIVDM message type 26 too short for mode.\n"); return false; } |