From: kernel test robot <lkp@xxxxxxxxx> Zero-length and one-element arrays are deprecated, see Documentation/process/deprecated.rst Flexible-array members should be used instead. Generated by: scripts/coccinelle/misc/flexible_array.cocci Fixes: 6e36c7bcb461 ("net: prestera: add counter HW API") CC: Volodymyr Mytnyk <vmytnyk@xxxxxxxxxxx> Reported-by: kernel test robot <lkp@xxxxxxxxx> Signed-off-by: kernel test robot <lkp@xxxxxxxxx> Signed-off-by: Julia Lawall <julia.lawall@xxxxxxxx> --- tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 9606f9efb1cec7f8f5912326f182fbfbcad34382 commit: 6e36c7bcb4611414b339173cdc33fdcb55c08f9e [4129/4921] net: prestera: add counter HW API :::::: branch date: 19 hours ago :::::: commit date: 3 days ago Please take the patch only if it's a positive warning. Thanks! prestera_hw.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/net/ethernet/marvell/prestera/prestera_hw.c +++ b/drivers/net/ethernet/marvell/prestera/prestera_hw.c @@ -443,7 +443,7 @@ struct prestera_msg_counter_resp { __le32 offset; __le32 num_counters; __le32 done; - struct prestera_msg_counter_stats stats[0]; + struct prestera_msg_counter_stats stats[]; }; struct prestera_msg_span_req {