[Patch v3 08/11] net: ethernet: xilinx: Generate random mac if none found
From: Zubair Lutfullah Kakakhel <hidden>
Date: 2016-08-31 16:37:24
Also in:
lkml, netdev
Subsystem:
networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
At the moment, if the emaclite device doesn't find a mac address from any source, it simply uses 0x0 with a warning printed. Instead of using a 0x0 mac address, use a randomly generated one. Signed-off-by: Zubair Lutfullah Kakakhel <redacted> --- V2 -> V3 No change V1 -> V2 New patch --- drivers/net/ethernet/xilinx/xilinx_emaclite.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
index 3cee84a..22e5a5a 100644
--- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c
+++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c@@ -1134,8 +1134,10 @@ static int xemaclite_of_probe(struct platform_device *ofdev) if (mac_address) /* Set the MAC address. */ memcpy(ndev->dev_addr, mac_address, ETH_ALEN); - else - dev_warn(dev, "No MAC address found\n"); + else { + dev_warn(dev, "No MAC address found. Generating Random one\n"); + eth_hw_addr_random(ndev); + } /* Clear the Tx CSR's in case this is a restart */ __raw_writel(0, lp->base_addr + XEL_TSR_OFFSET);
--
1.9.1