out of bound memcopy compiler warning

The warning is displayed when building 0.4.1 on current Ubuntu https://launchpadlibrarian.net/567862635/buildlog_ubuntu-jammy-amd64.pipewire-media-session_0.4.1-2_BUILDING.txt.gz

                 from ../src/policy-node.c:25:
In function ‘memcpy’,
    inlined from ‘spa_pod_builder_raw’ at /usr/include/spa-0.2/spa/pod/builder.h:150:3,
    inlined from ‘spa_pod_builder_pad’ at /usr/include/spa-0.2/spa/pod/builder.h:164:16,
    inlined from ‘spa_pod_builder_raw_padded’ at /usr/include/spa-0.2/spa/pod/builder.h:171:11,
    inlined from ‘spa_pod_filter’ at /usr/include/spa-0.2/spa/pod/filter.h:400:9,
    inlined from ‘check_passthrough.part.0’ at ../src/policy-node.c:254:8:
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:29:10: warning: ‘memcpy’ offset [1025, 9223372036854775807] is out of the bounds [0, 1024] of object ‘buffer’ with type ‘char[1024]’ [-Warray-bounds]
   29 |   return __builtin___memcpy_chk (__dest, __src, __len,
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   30 |                                  __glibc_objsize0 (__dest));
      |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~
../src/policy-node.c: In function ‘check_passthrough.part.0’:
../src/policy-node.c:232:14: note: ‘buffer’ declared here
  232 |         char buffer[1024];
      |              ^~~~~~
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