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kni: check error code of allmulticast mode switch

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Some drivers may return errcode when switch allmulticast mode,
so it's necessary to check the return code.

Fixes: b34801d1aa2e ("kni: support allmulticast mode set")
Cc: stable@dpdk.org

Signed-off-by: Chengwen Feng <fengchengwen@huawei.com>
Signed-off-by: Min Hu (Connor) <humin29@huawei.com>
Acked-by: Ferruh Yigit <ferruh.yigit@intel.com>
This commit is contained in:
Chengwen Feng 2021-04-23 16:12:42 +08:00 committed by Thomas Monjalon
parent e6cbfd9bf3
commit b1f4933ef3
1 changed files with 10 additions and 3 deletions
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13
lib/kni/rte_kni.c
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@ -514,6 +514,8 @@ kni_config_promiscusity(uint16_t port_id, uint8_t to_on)
static int
kni_config_allmulticast(uint16_t port_id, uint8_t to_on)
{
int ret;
if (!rte_eth_dev_is_valid_port(port_id)) {
RTE_LOG(ERR, KNI, "Invalid port id %d\n", port_id);
return -EINVAL;
@ -523,11 +525,16 @@ kni_config_allmulticast(uint16_t port_id, uint8_t to_on)
port_id, to_on);
if (to_on)
rte_eth_allmulticast_enable(port_id);
ret = rte_eth_allmulticast_enable(port_id);
else
rte_eth_allmulticast_disable(port_id);
ret = rte_eth_allmulticast_disable(port_id);
if (ret != 0)
RTE_LOG(ERR, KNI,
"Failed to %s allmulticast mode for port %u: %s\n",
to_on ? "enable" : "disable", port_id,
rte_strerror(-ret));
return 0;
return ret;
}
int