Messages in this thread Patch in this message |  | | From | Vijay Khemka <> | Subject | [net-next PATCH] net/ncsi: Send device address as source address | Date | Tue, 7 Jan 2020 11:30:33 -0800 |
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After receiving device mac address from device, send this as a source address for further commands instead of broadcast address.
This will help in multi host NIC cards.
Signed-off-by: Vijay Khemka <vijaykhemka@fb.com> --- net/ncsi/ncsi-cmd.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/net/ncsi/ncsi-cmd.c b/net/ncsi/ncsi-cmd.c index 0187e65176c0..ba9ae482141b 100644 --- a/net/ncsi/ncsi-cmd.c +++ b/net/ncsi/ncsi-cmd.c @@ -369,7 +369,15 @@ int ncsi_xmit_cmd(struct ncsi_cmd_arg *nca) eh = skb_push(nr->cmd, sizeof(*eh)); eh->h_proto = htons(ETH_P_NCSI); eth_broadcast_addr(eh->h_dest); - eth_broadcast_addr(eh->h_source); + + /* If mac address received from device then use it for + * source address as unicast address else use broadcast + * address as source address + */ + if (nca->ndp->gma_flag == 1) + memcpy(eh->h_source, nca->ndp->ndev.dev->dev_addr, ETH_ALEN); + else + eth_broadcast_addr(eh->h_source); /* Start the timer for the request that might not have * corresponding response. Given NCSI is an internal -- 2.17.1
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