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* [dpdk-dev] [PATCH] kni: check code of allmulticast mode switch
@ 2021-04-23  8:12 Min Hu (Connor)
  2021-06-24  7:45 ` Thomas Monjalon
  2021-06-24 11:33 ` Ferruh Yigit
  0 siblings, 2 replies; 4+ messages in thread
From: Min Hu (Connor) @ 2021-04-23  8:12 UTC (permalink / raw)
  To: dev; +Cc: ferruh.yigit, thomas

From: Chengwen Feng <fengchengwen@huawei.com>

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>
---
 lib/kni/rte_kni.c | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/lib/kni/rte_kni.c b/lib/kni/rte_kni.c
index 9dae6a8..aa9b5b7 100644
--- a/lib/kni/rte_kni.c
+++ b/lib/kni/rte_kni.c
@@ -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
-- 
2.7.4


^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2021-11-08 10:57 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-04-23  8:12 [dpdk-dev] [PATCH] kni: check code of allmulticast mode switch Min Hu (Connor)
2021-06-24  7:45 ` Thomas Monjalon
2021-06-24 11:33 ` Ferruh Yigit
2021-11-08 10:56   ` Thomas Monjalon

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