Fix a cut and paste error found by Coverity.

1 files changed, 1 insertions, 1 deletions

diff --git a/geoid.c b/geoid.c
index 5d708af2..c0523297 100644
--- a/geoid.c
+++ b/geoid.c
@@ -136,7 +136,7 @@ void ecef_to_wgs84fix(struct gps_fix_t *fix, double *separation,
     /* 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 )
+    else if ( -9999.9 > fix->climb )
 	fix->speed = NAN;
 
     heading = atan2(fix_minuz(veast), fix_minuz(vnorth));