[postgis-tickets] [SCM] PostGIS branch main updated. 3.1.0rc1-369-gd3f1c2b

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      from  6230cdfe6800b56bb1011f9ab904bd06b7079f47 (commit)

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- Log -----------------------------------------------------------------
commit d3f1c2b53deb2adc01c254d14f2c320e51fb6cc8
Author: Paul Ramsey <pramsey at cleverelephant.ca>
Date:   Wed Jul 28 14:34:51 2021 -0700

    Add guard to return pointer, closes #4953

diff --git a/liblwgeom/lwgeodetic.c b/liblwgeom/lwgeodetic.c
index f847bb4..82e6c15 100644
--- a/liblwgeom/lwgeodetic.c
+++ b/liblwgeom/lwgeodetic.c
@@ -1224,7 +1224,9 @@ double edge_distance_to_point(const GEOGRAPHIC_EDGE *e, const GEOGRAPHIC_POINT *
 	/* Zero length edge, */
 	if ( geographic_point_equals(&(e->start), &(e->end)) )
 	{
-		*closest = e->start;
+		if (closest)
+			*closest = e->start;
+
 		return sphere_distance(&(e->start), gp);
 	}
 

-----------------------------------------------------------------------

Summary of changes:
 liblwgeom/lwgeodetic.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)


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