Re: [PATCH] ethdev: fix wrong memset

On 1/20/2017 11:21 AM, Ferruh Yigit wrote:

On 1/20/2017 8:04 AM, Yuanhan Liu wrote:

quoted

Fix an silly error by auto-complete while managing the merge conflicts.
It's the eth_dev_data (but not eth_dev) entry should be memset.

Fixes: d948f596fee2 ("ethdev: fix port data mismatched in multiple process model")

Reported-by: Ferruh Yigit <redacted>
Signed-off-by: Yuanhan Liu <redacted>
---
 lib/librte_ether/rte_ethdev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/librte_ether/rte_ethdev.c b/lib/librte_ether/rte_ethdev.c
index 4790faf..61f44e2 100644
--- a/lib/librte_ether/rte_ethdev.c
+++ b/lib/librte_ether/rte_ethdev.c

@@ -225,7 +225,7 @@ struct rte_eth_dev *
 		return NULL;
 	}
 
-	memset(&rte_eth_devices[port_id], 0, sizeof(*eth_dev->data));
+	memset(&rte_eth_dev_data[port_id], 0, sizeof(struct rte_eth_dev_data));

Not directly related to the this issue, but, after fix, this may have
issues with secondary process.

There were patches sent to fix this.

I mean this one:
http://dpdk.org/ml/archives/dev/2017-January/054422.html

quoted

 	eth_dev = eth_dev_get(port_id);
 	snprintf(eth_dev->data->name, sizeof(eth_dev->data->name), "%s", name);
 	eth_dev->data->port_id = port_id;