Zero-length arrays are deprecated and we are moving towards adopting C99 flexible-array members, instead. So, replace zero-length arrays declarations in anonymous union with the new DECLARE_FLEX_ARRAY() helper macro. This helper allows for flexible-array members in unions. Link: https://github.com/KSPP/linux/issues/193 Link: https://github.com/KSPP/linux/issues/226 Link: https://gcc.gnu.org/onlinedocs/gcc/Zero-Length.html Signed-off-by: Gustavo A. R. Silva <gustavoars@xxxxxxxxxx> --- sound/soc/intel/skylake/skl-topology.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/sound/soc/intel/skylake/skl-topology.h b/sound/soc/intel/skylake/skl-topology.h index a5bccf2fcd88..017ac0ef324d 100644 --- a/sound/soc/intel/skylake/skl-topology.h +++ b/sound/soc/intel/skylake/skl-topology.h @@ -233,8 +233,8 @@ struct skl_uuid_inst_map { struct skl_kpb_params { u32 num_modules; union { - struct skl_mod_inst_map map[0]; - struct skl_uuid_inst_map map_uuid[0]; + DECLARE_FLEX_ARRAY(struct skl_mod_inst_map, map); + DECLARE_FLEX_ARRAY(struct skl_uuid_inst_map, map_uuid); } u; }; -- 2.34.1
