[postgis-tickets] [PostGIS] #3909: Memory leak in lwgeom_remove_repeated_points_in_place

[PostGIS]

#3909: Memory leak in lwgeom_remove_repeated_points_in_place
------------------------+---------------------------
 Reporter:  Algunenano  |      Owner:  strk
     Type:  defect      |     Status:  new
 Priority:  high        |  Milestone:  PostGIS 2.5.0
Component:  liblwgeom   |    Version:  trunk
 Keywords:              |
------------------------+---------------------------
 Leak due to removed points memory not being free'd.

 Example:
 {{{
 Indirect leak of 1472 byte(s) in 23 object(s) allocated from:
     #0 0x7f07c9071ae9 in __interceptor_malloc /build/gcc-
 multilib/src/gcc/libsanitizer/asan/asan_malloc_linux.cc:62
     #1 0x7f07c8c7799e in ptarray_construct_empty
 /home/raul/dev/public/postgis/liblwgeom/ptarray.c:84
     #2 0x7f07c8cbeced in wkt_parser_ptarray_new
 /home/raul/dev/public/postgis/liblwgeom/lwin_wkt.c:306
     #3 0x7f07c8cb6209 in wkt_yyparse
 /home/raul/dev/public/postgis/liblwgeom/lwin_wkt_parse.y:507
     #4 0x7f07c8cb80e3 in lwgeom_parse_wkt
 /home/raul/dev/public/postgis/liblwgeom/lwin_wkt_parse.y:68
     #5 0x7f07c8cc1934 in lwgeom_from_wkt
 /home/raul/dev/public/postgis/liblwgeom/lwin_wkt.c:908
     #6 0x55f62e8385a3 in test_lwgeom_remove_repeated_points
 /home/raul/dev/public/postgis/liblwgeom/cunit/cu_algorithm.c:1028
     #7 0x7f07c87f6087 in run_single_test /tmp/yaourt-tmp-raul/aur-
 cunit/src/CUnit-2.1-3/CUnit/Sources/Framework/TestRun.c:991
 }}}

 Github's PR: https://github.com/postgis/postgis/pull/167

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Ticket URL: <https://trac.osgeo.org/postgis/ticket/3909>
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