+ Ferruh and Michal
2018-06-20 18:32 GMT+02:00 Daria Kolistratova <daria.kolistrat...@intel.com>:
> When he number of rx queues is 0
> (what can be when application does not receive)
> failed with SIGFPE.
> Fixed adding zero check before division.
>
> Signed-off-by: Daria Kolistratova <daria.kolistrat...@intel.com>
> ---
> drivers/net/ena/ena_ethdev.c | 6 +++++-
> 1 file changed, 5 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/ena/ena_ethdev.c b/drivers/net/ena/ena_ethdev.c
> index 9ae73e331..76c483921 100644
> --- a/drivers/net/ena/ena_ethdev.c
> +++ b/drivers/net/ena/ena_ethdev.c
> @@ -684,7 +684,11 @@ static int ena_rss_init_default(struct ena_adapter
> *adapter)
> }
>
> for (i = 0; i < ENA_RX_RSS_TABLE_SIZE; i++) {
> - val = i % nb_rx_queues;
> + if (nb_rx_queues != 0)
> + val = i % nb_rx_queues;
> + else
> + val = 0;
> +
> rc = ena_com_indirect_table_fill_entry(ena_dev, i,
> ENA_IO_RXQ_IDX(val));
> if (unlikely(rc && (rc != ENA_COM_UNSUPPORTED))) {
> --
> 2.14.4
>
