diff options
author | Gary E. Miller <gem@rellim.com> | 2016-04-06 17:08:16 -0700 |
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committer | Gary E. Miller <gem@rellim.com> | 2016-04-06 17:08:16 -0700 |
commit | 75d069ef30094daa6a5bd97350cda4fbb09d4686 (patch) | |
tree | 76e39de4e57ce8086af5c1a11d72db3abf42a9ee /libgpsd_core.c | |
parent | 85a64bc0f64d66b4bb8f8b2de24829747e48a485 (diff) | |
download | gpsd-75d069ef30094daa6a5bd97350cda4fbb09d4686.tar.gz |
Add another gross sanity check for climb/speed
I would rather find where the bad data is coming from...
Diffstat (limited to 'libgpsd_core.c')
-rw-r--r-- | libgpsd_core.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/libgpsd_core.c b/libgpsd_core.c index c3aad99d..9370db6d 100644 --- a/libgpsd_core.c +++ b/libgpsd_core.c @@ -871,6 +871,19 @@ static void gpsd_error_model(struct gps_device_t *session, (session->gpsdata.status == STATUS_DGPS_FIX ? P_UERE_WITH_DGPS : P_UERE_NO_DGPS); + /* sanity check the speed, 10,000 m/s should be a nice max */ + if ( 9999.9 < fix->speed ) + fix->speed = NAN; + else if ( -9999.9 > fix->speed ) + fix->speed = NAN; + + /* sanity check the climb, 10,000 m/s should be a nice max */ + if ( 9999.9 < fix->climb ) + fix->climb = NAN; + else if ( -9999.9 > fix->climb ) + fix->climb = NAN; + + /* * OK, this is not an error computation, but we're at the right * place in the architecture for it. Compute speed over ground |