'num_vectors' is used to count the number of elements in the 'qv_info' flexible array in "struct irdma_qvlist_info". So annotate it with __counted_by() to make it explicit and enable some additional checks. This allocation is done in irdma_save_msix_info(). Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx> --- drivers/infiniband/hw/irdma/main.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/infiniband/hw/irdma/main.h b/drivers/infiniband/hw/irdma/main.h index b65bc2ea542f..9f0ed6e84471 100644 --- a/drivers/infiniband/hw/irdma/main.h +++ b/drivers/infiniband/hw/irdma/main.h @@ -239,7 +239,7 @@ struct irdma_qv_info { struct irdma_qvlist_info { u32 num_vectors; - struct irdma_qv_info qv_info[]; + struct irdma_qv_info qv_info[] __counted_by(num_vectors); }; struct irdma_gen_ops { -- 2.45.1